The ones digit is 2 less than the tens digit, and the sum of this number and its reversed number is 154.
Answers
Hope this helps!
Answer:
Step-by-step explanation:
the answer is 86
hope it helps!
(-_-)
Related Questions
Which expression is equal to 9x + 4?
A 2(9x + 2)
B. 3(3r+4)
с. 3xx зx +2+2
D. 3x + 3x + 3x + 2+2
Answers
Answer:
D.)
Step-by-step explanation:
Combine Like Terms:
=3x+3x+3x+2+2
=(3x+3x+3x)+(2+2)
=9x+4
have a great day (っ◔◡◔)っ ❤
Answer:
the correct answer is D
Step-by-step explanation:
Gary and Kathy's restaurant bill comes to $35.50. They are planning to tip the waiter 20%. How much money will they pay including the tip?
Answers
Answer: $42.60
Step-by-step explanation:
divide $35.50 by 5 and then add the quotient ---> $7.10, to $35.50, which equals $42.60.
2
Classify the triangle based on its side lengths.
Answers
Answer:
Isosceles.
Step-by-step explanation:
Two equal sides.
7, 7, and 5
An isosceles triangle can be drawn in many different ways. It can be drawn to have two equal sides and two equal angles or with two acute angles and one obtuse angle.
Answer:
Isosceles
Step-by-step explanation:
Because to be an Isosceles triangle two sides have to be the same while one side is different this triangle has two sides that are 7 and one side that is 5 so that makes it an Isosceles triangle hope this helps :)
John score on his last five quizzes are as follow : 24,27,22,30,18 . His average score will be?
Answers
To find the average for a set of numbers we use the following formula:
\(\text{Average}=\frac{\text{SUM}}{AMOUNT\text{ OF NUMBERS}}\)That means the average will be the result of the division between the sum of the scores by the amount of scores we have.
The sum of the scores is:
\(24+27+22+30+18=121\)Sum: 121
And the amount of numbers is the number of scores we have, in this case, we have 5 scores.
Amount of numbers: 5
So the average will be:
\(\text{Average}=\frac{121}{5}\)which is equal to:
\(\text{Average=24.2}\)Answer: 24.2
Middle school algebra 1
Answers
HOW IS THIS MIDDLE SCHOOL ALGEBRA 1!??? I'm a senior in highschool and i have NEVER seen smthg THIS difficult for a middle schooler...
The following decimal X and Y values are to be added using 4-bit registers. Determine the Carry and oVerflow values, i.e., the C and V flags. Hint: use the 2 's complement to represent the negative values. - X=2,Y=3 - X=2,Y=7 - X=4,Y=−5 - X=−5,Y=−7 - X=2,Y=−1
Answers
To determine the Carry (C) and Overflow (V) flags when adding the given decimal values using 4-bit registers, we need to convert the values to 4-bit binary representation and perform the addition. Here's the calculation for each case:
X = 2, Y = 3
Binary representation:
X = 0010
Y = 0011
Performing the addition:
0010 +
0011
0101
C (Carry) = 0
V (Overflow) = 0
X = 2, Y = 7
Binary representation:
X = 0010
Y = 0111
Performing the addition:
0010 +
0111
10001
Since we are using 4-bit registers, the result overflows the available bits.
C (Carry) = 1
V (Overflow) = 1
X = 4, Y = -5
Binary representation:
X = 0100
Y = 1011 (2's complement of -5)
Performing the addition:
0100 +
1011
1111
C (Carry) = 0
V (Overflow) = 0
X = -5, Y = -7
Binary representation:
X = 1011 (2's complement of -5)
Y = 1001 (2's complement of -7)
Performing the addition:
1011 +
1001
11000
Since we are using 4-bit registers, the result overflows the available bits.
C (Carry) = 1
V (Overflow) = 1
X = 2, Y = -1
Binary representation:
X = 0010
Y = 1111 (2's complement of -1)
Performing the addition:
0010 +
1111
10001
Since we are using 4-bit registers, the result overflows the available bits.
C (Carry) = 1
V (Overflow) = 1
Note: The Carry (C) flag indicates whether there is a carry-out from the most significant bit during addition. The Overflow (V) flag indicates whether the result of an operation exceeds the range that can be represented with the available number of bits.
To know more about binary representation, visit:
https://brainly.com/question/31150048
#SPJ11
Which of the following expressions represents the area, in square meters, of the regular decagon (10-sided polygon) with 3.25 meter-sides and a 5-meter apothem.
Answers
Answer:
A = P * a / 2
A = 81.25
Step-by-step explanation:
We have that there is a corresponding formula for a regular decagon, which depends on the apothem and the perimeter, it is the following:
A = P * a / 2
In this case, the perimeter is the sum of all the sides, that is, 10 sides, therefore:
P = 10 * 3.25
P = 32.5 meters
We replace:
A = 32.5 * 5/2
A = 81.25
Which means that for that regular decagon, the area is 81.25 square meters.
How do you find the slope of a perpendicular line with an equation and point?
Answers
First, by solving for y, convert the equation of the given line into slope-intercept form y=mx+c .You obtain the slope of the equation as m. Since the slopes of perpendicular lines are negative reciprocal, the slope of the line we're looking is the negative reciprocal of the perpendicular equation.
By entering the supplied point into the formula y = mx + b and solving for b, we arrive at the value of b. Consequently, the line's equation is formed.
A line's slope in mathematics is defined as the ratio of the change in the y coordinate to the change in the x coordinate.
Both the net change in the y-coordinate and the net change in the x-coordinate are denoted by Δy and Δx, respectively.
m = y/x = y/x = change in y/change in x
where "m" represents a line's slope.
Additionally, the slope of the line may be shown as
tan θ = Δy/Δx
A line's slope often indicates the steepness and direction of the line.
To know more about slope of line refer to:
brainly.com/question/29082598
#SPJ4
m = y/x = y/x = change in y/change in x
where "m" represents a line's slope.
Additionally, the slope of the line may be shown as
tan θ = Δy/Δx
A car drives at 90km/h for 2 hours 20 mins. How far does the car drive?
Answers
Answer:
210 km
Step-by-step explanation:
anahqjakqkqkqkqk
Archaeopteryx often is referred to as a transitional fossil because its fossils suggest that it is an intermediate organism between dinosaurs and birds. Transitional forms in the fossil record, such as Archaeopteryx, provide evidence for which pattern of evolution
Answers
Transitional forms in the fossil record, including Archaeopteryx, provide evidence for the pattern of evolution known as "gradualism."
This pattern suggests that species change over time through a slow and continuous process of accumulation of small, incremental changes. Transitional fossils like Archaeopteryx exhibit characteristics that are intermediate between two different groups of organisms, indicating a gradual transition from one form to another.
The presence of transitional fossils supports the idea that species do not undergo abrupt transformations but instead evolve gradually over long periods of time.
These fossils provide a tangible link between different groups of organisms, such as dinosaurs and birds in the case of Archaeopteryx, and offer evidence for the gradual transformation of one group into another. This supports the broader concept of evolution as a slow and continuous process of change in populations over generations.
Learn more about fossil here : brainly.com/question/31419516
#SPJ11
Consider the case in which the proportionality constant C is equal to 1/2. Plot the graph of y=1/2x. How would you graph?
Answers
To graph the equation y = (1/2)x, we can plot points on a coordinate plane and connect them to create a straight line. Here's how to do it:
1. Choose some x-values to evaluate the equation. Let's select a range of x-values, such as -10, -5, 0, 5, and 10.
2. Substitute each x-value into the equation to find the corresponding y-values. For example:
- For x = -10, y = (1/2)(-10) = -5
- For x = -5, y = (1/2)(-5) = -2.5
- For x = 0, y = (1/2)(0) = 0
- For x = 5, y = (1/2)(5) = 2.5
- For x = 10, y = (1/2)(10) = 5
3. Plot the points (x, y) on a graph. In this case, the points would be:
(-10, -5), (-5, -2.5), (0, 0), (5, 2.5), (10, 5)
4. Connect the plotted points with a straight line. The line should pass through all the points.
The resulting graph is a straight line with a slope of 1/2, passing through the origin (0, 0), and extending infinitely in both directions.
Here is a rough sketch of the graph:
```
|
6 | .
| .
5 | .
| .
4 | .
|
3 | .
|
2 | .
|
1 | .
|
0 -----------------------
-10 -5 0 5 10
```
Note: The above graph is a visual representation and may not be to scale. The line should pass through the plotted points accurately.
To know more graph , refer here :
https://brainly.com/question/28583246#
#SPJ11
Consider the following vector field.
F(x, y, z) =
9ex sin(y), 2ey sin(z), 8ez
sin(x)
(a)
Find the curl of the vector field.
curl(F) =
(b)
Find the divergence of the vector field.
div(F) =
Answers
The curl of the vector field
curl(F) = -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k
The divergence of the vector field
div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z
To find the curl of the vector field F(x, y, z) = 9ex sin(y), 2ey sin(z), 8ez sin(x), we need to compute the determinant of the curl matrix.
(a) Curl of F:
The curl of a vector field F = P(x, y, z)i + Q(x, y, z)j + R(x, y, z)k is given by the following formula:
curl(F) = (∂R/∂y - ∂Q/∂z)i + (∂P/∂z - ∂R/∂x)j + (∂Q/∂x - ∂P/∂y)k
In this case, we have:
P(x, y, z) = 9ex sin(y)
Q(x, y, z) = 2ey sin(z)
R(x, y, z) = 8ez sin(x)
Taking the partial derivatives, we get:
∂P/∂y = 9ex cos(y)
∂Q/∂z = 2ey cos(z)
∂R/∂x = 8ez cos(x)
∂R/∂y = 0 (no y-dependence in R)
∂Q/∂x = 0 (no x-dependence in Q)
∂P/∂z = 0 (no z-dependence in P)
Substituting these values into the curl formula, we have:
curl(F) = (0 - 2ey cos(z))i + (8ez cos(x) - 0)j + (0 - 9ex cos(y))k
= -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k
Therefore, the curl of the vector field F is given by:
curl(F) = -2ey cos(z)i + 8ez cos(x)j - 9ex cos(y)k
(b) Divergence of F:
The divergence of a vector field F = P(x, y, z)i + Q(x, y, z)j + R(x, y, z)k is given by the following formula:
div(F) = ∂P/∂x + ∂Q/∂y + ∂R/∂z
In this case, we have:
∂P/∂x = 9e^x sin(y)
∂Q/∂y = 2e^y sin(z)
∂R/∂z = 8e^z
Substituting these values into the divergence formula, we have:
div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z
Therefore, the divergence of the vector field F is given by:
div(F) = 9e^x sin(y) + 2e^y sin(z) + 8e^z
Learn more about divergence of the vector this link:
https://brainly.com/question/30907324
#SPJ11
Which of the following is the definition for combination?
OA. A set of objects chosen from a smaller set in which the order of
the objects doesn't matter.
B. A set of objects chosen from a larger set in which the order of the
objects matters.
OC. A set of objects chosen from a larger set in which the order of the
objects doesn't matter.
OD. A set of objects chosen from a smaller set in which the order of
the objects matters.
Answers
Answer:
C. A set of objects chosen from a larger set in which the order of the objects doesn't matter.
Step-by-step explanation:
That is the definition of a combination. Order does not matter
For example, selecting 3 students from a total of 10 students. The set selected is a smaller set from a larger set
ANSWER ASAP please <3
Answers
Answer:
x = −0.34782608
Step-by-step explanation:
-3.5 = -4.6(−0.34782608) -5.1 makes the equation true
Answer: -8/23
Step-by-step explanation:screenshot
13. A local school has 20 classes with 40 students in each class. How A many students are there in the school? students
Answers
Answer:
800
Step-by-step explanation:
2×4=8
add the 0 form 20 and 40
800
Answer:
800 students
Step-by-step explanation:
just multiply 20 by 40 to get how many students in all because each class has 40 students and there's 20 classes in all. so the answer is 800.
the population (in millions) of a country in 2011 and the expected continuous annual rate of change k of the population are given. 2011 population k 97.3 0.019 (a) find the exponential growth model p
Answers
So, the exponential growth model for the population (p) would be: p = 97.3 * e^(0.019t)
To find the exponential growth model, we can use the formula:
p = p0 * e^(kt)
Where:
p = population at time t
p0 = initial population
k = continuous annual rate of change
t = time elapsed
In this case, the initial population (p0) is 97.3 million and the continuous annual rate of change (k) is 0.019.
So, the exponential growth model for the population (p) would be:
p = 97.3 * e^(0.019t)
Please note that e is Euler's number, a mathematical constant approximately equal to 2.71828.
To know more about Euler's number, visit:
brainly.com/question/30639766
#SPJ11
An elf, a dwarf, a hobbit, a wizard, and a man are sitting in a line.How many different ways can they sit if the elf and the dwarf insist on sitting next to each other
Answers
Answer: 24
Step-by-step explanation:
1. Number Them
Elf and Dwarf = 1
Hobbit = 2
Wizard = 3
Man = 4
* Elf and Dwarf are put together so that they are always sitting together
2. Multiply
1 x 2 x 3 x 4 = 24
pls help i need it to be 2-3 sentences help pls ill give u brainliest
Answers
Answer:
If I went to a religious service I would probably wear a dress and something nice you know since I would be going to church.
If I went to school during the colonial America then for me as a girl they didn't wear pants to much but I wouldn't mind. So I would probably be wearing a dress too.
If I were a boy I'd just wear pants.
Step-by-step explanation:
Hope this helps!
A bank features a savings account that has an annual percentage rate of r=5% with interest compounded semi-annually. Paul deposits $4,500 into the account. The account balance can be modeled by the exponentlal formula S(t)=P(1+nr)nt, where S is the future value, P is the present value, r is the annual percentage rate, n is the number of times each year that the interest is compounded, and t is the time in years. (A) What values should be used for P,r, and n ? P=r= (B) How much money will Paul have in the account in 10 years? Answer =$ Round answer to the nearest penny. (C) What is the annual percentage yleld (APY) for the savings account? (The APY is the actual or effective annual percentage rate which includes all compounding in the year). APY= *. Round answer to 3 decimal places.
Answers
(A) In this case, Paul deposits $4,500 into the account, so the present value (P) is $4,500. The annual percentage rate ® is given as 5%. The interest is compounded semi-annually, which means it is compounded twice a year.
Therefore, the number of times each year that the interest is compounded (n) is 2.
So, P = $4,500, r = 5%, and n = 2.
(B) To calculate the future value after 10 years, we can use the formula S(t) = P(1 + nr)^nt, where t is the time in years.
Substituting the values into the formula, we have:
S(10) = $4,500(1 + 0.05/2)^(2 * 10)
= $4,500(1 + 0.025)^20
≈ $4,500(1.025)^20
≈ $4,500(1.5604)
≈ $7,022.80
Therefore, Paul will have approximately $7,022.80 in the account after 10 years.
(c) The Annual Percentage Yield (APY) represents the actual or effective annual percentage rate, which takes into account compounding over the year.
The formula to calculate APY is APY = (1 + r/n)^n – 1, where r is the annual percentage rate and n is the number of times the interest is compounded per year.
Substituting the values into the formula, we have:
APY = (1 + 0.05/2)^2 – 1
= (1 + 0.025)^2 – 1
≈ (1.025)^2 – 1
≈ 0.050625
Rounding to 3 decimal places, the APY is approximately 0.051.
Learn more about interest here : brainly.com/question/29207563
#SPJ11
If the terminal point of ø is (-1,0), what is tan ø?
Answers
The SOH CAO TOA identity is used to determine the acute angles of a right triangles. The terminal point of ø is (-1,0), what is tan ø is 0
SOH CAH TOA identity
Given the terminal point (-1, 0), the value of tanø is expressed as:
tanø = opposite/adjacent
tanø = y/x
From the coordinate given:
x = -1
y = 0
Substitute
tanø = 0/-1
tanø = 0
Hence the terminal point of ø is (-1,0), what is tan ø is 0
Learn more on terminal point here: https://brainly.com/question/1621860
#SPJ2
32 out of 40 kids said they prefer summer over winter. 25 out of 32 adults said they prefer summer. Did a larger percentage of kids or adults prefer summer.
Answers
Answer:
Larger percentage of kids
Step-by-step explanation:
Kids: 32/40 = 4/5
Adults: 25/32 = 5/8
4/5 > 5/8
Ayo who knows how to do this? plz help
Answers
Answer:
Step-by-step explanation:
m∠AOB = 72°
m∠A = 54°
Plz Im really stuck on this question also plz show work so I understand how to get this question.
Answers
Answer:
x ≈ - 0.14
Step-by-step explanation:
6(4x + 5) = 3(x + 8) + 3 ← distribute parenthesis on both sides
24x + 30 = 3x + 24 + 3 , simplify
24x + 30 = 3x + 27 ( subtract 3x from both sides )
21x + 30 = 27 ( subtract 30 from both sides )
21x = - 3 ( divide both sides by 21 )
x = \(\frac{-3}{21}\) = - \(\frac{1}{7}\) ≈ - 0.14 ( to the nearest hundredth )
A slow baot to China travels at a constant speed of 17.25 miles per hour for 200 hours. How far was the voyage
Answers
Distance = rate x time
Distance = 17.25 x 200
Distance = 3,450 miles
Answer: the answer is 3450
Step-by-step explanation:
the diameter of a cone is 1.5 meters, the height is 1.5 times the radius, what is the volume?
Answers
Answer:
.66 cu. meters
Step-by-step explanation:
volume for cone is V=1/3 x TT x r^2 x height
TT (pi) is 3.14
radius is 1/2 of diameter (1/2 x 1.5 = .75 )
height is 1.5 x radius (1.5 x .75 = 1.125)
V= 1/3 x 3.14 x .75^2 x 1.125
V= .66 cu. meters
Suppose a price discriminating monopoly has segregated its market into two submarkets and can prevent resale between the two. Assume that its marginal cost is constant and equal to its average total cost of $8. The firm's demand schedule for the first group is given by the first two columns of the following table. a. Find the firm's total revenue schedule for this submarket, entering the data into the table where indicated. Use these data to determine the marginal revenue schedule in this submarket. b. What output level and price will maximize the firm's profit in this submarket? c. The firm's demand schedule for the second group is given by the first two columns of the following table. d. Find the firm's total and marginal revenue schedules in this second submarket. What output level and price will maximize the firm's profit in this submarket? e. What is this firm's total economic profit?
Answers
The price that maximizes profit in this submarket is $10. (e) The firm's total economic profit can be found by subtracting total cost.
The total revenue schedule for the first submarket can be obtained by multiplying the price and quantity demanded in each row. The results are entered in the third column of the table below:
Quantity Price Total Revenue
0 20 0
1 19 19
2 18 36
3 17 51
4 16 64
5 15 75
The marginal revenue schedule can be obtained by calculating the change in total revenue when one more unit is sold. The results are entered in the fourth column of the table below:
Quantity Price Total Revenue Marginal Revenue
0 20 0 -
1 19 19 19
2 18 36 17
3 17 51 15
4 16 64 13
5 15 75 11
b. To maximize profit, the firm should produce where marginal cost equals marginal revenue.
Since marginal cost is constant and equal to $8, the profit-maximizing output level is where marginal revenue equals $8, which is at a quantity of 3. Therefore, the price that maximizes profit in this submarket is $17.
c. The demand schedule for the second submarket is given by the first two columns of the table below:
Quantity Price
0 12
1 11
2 10
3 9
4 8
5 7
d. The total revenue schedule and marginal revenue schedule for the second submarket can be obtained in the same way as in part a. The results are entered in the third and fourth columns of the table below:
Quantity Price Total Revenue Marginal Revenue
0 12 0 -
1 11 11 11
2 10 20 9
3 9 27 7
4 8 32 5
5 7 35 3
To maximize profit, the firm should produce where marginal cost equals marginal revenue.
Since marginal cost is constant and equal to $8, the profit-maximizing output level is where marginal revenue equals $8, which is at a quantity of 2. Therefore, the price that maximizes profit in this submarket is $10. e. The firm's total economic profit can be found by subtracting total cost
To know more about cost click here
brainly.com/question/19075809
#SPJ11
Lin and Noah are solving the equation 7(x + 2) = 91
Lin starts by using the distributive property. Noah starts by dividing each side by 7.
In your workbook show what both Lin's and Noah's full solution methods should look like.
Who took fewer steps to solve the problem?
Answers
noah: x+2=91/7, x+2=13, subtract 2 from both sides, x=11
Arnold has $24 to spend at the movies. His ticket is $12. He bought popcorn, candy bar, and soda. Popcorn is double the prize of the soda. The soda and candy bar are same prize. How much did he pay for the soda?
Answers
Given:
Arnold has $24 to spend at the movies.
Ticket = $12
Popcorn is double the price of the soda.
The soda and candy bar are same price.
To find:
The price for the soda.
Solution:
Let x be the price of soda.
According to the question,
Price of candy = Price of soda = x
Price of popcorn = 2(price of soda) = 2x
Total amount = Ticket + Popcorn + Soda + Candy
\(24=12+2x+x+x\)
\(24=12+4x\)
\(24-12=4x\)
\(12=4x\)
Divide both sides by 4.
\(\dfrac{12}{4}=x\)
\(3=x\)
Therefore, the price of soda is $3.
Geometry homework very confusing
Answers
Answer:
Step-by-step explanation:
Find the gradient of the line segment between the points (0,-3) and (1,-8).
Answers
Answer:
\( \huge{ \boxed{ \bold{ \tt{ - 5}}}}\)
☪\( \tt{Question} : \)
Find the gradient / slope of the line segment between the points points ( 0 , - 3 ) and ( 1 , -8 ).☥ \( \tt{Step - by - step \: explanation : }\)
☄\( \tt{Solution : }\)
\( \sf{Step \: 1} : \) Assign one of the ordered pairs to be ( x₁ , y₁ ) and another to be ( x₂ , y₂ )
\( \sf{(0 \: - 3) \longrightarrow}\) ( x₁ , y₁ )\( \sf{(1 \: - 8 \: ) \longrightarrow}\) ( x₂ , y₂ )\( \sf{Step \: 2} : \) Substitute values into the slope formula and then simplify :
\( \boxed{ \sf{slope = \frac{y2 - y1}{x2 - x1}}} \)
↦ \( \sf{ \frac{ - 8 - ( - 3)}{1 - 0}} \)
↦ \( \sf{ \frac{ - 8 + 3}{1} }\)
↦ \( \boxed{ \sf{ - 5}}\)
Hence , Our answer is \( \boxed{ \sf{ - 5}}\).
Hope I helped!
Have a wonderful day / night ツ
~TheAnimeGirl ♪
▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁
