The fractions are rewritten as so that they have a common denominator as 107/100
What is a fraction?A fraction can be described as the part of a whole element, variable or number.
The several types of fractions are;
Complex fractionsSimple fractionsMixed fractionsProper fractionsImproper fractionsFrom the information given, we have that;
13/25 and 11/20
To rewrite the fractions, we have to determine the lowest common multiple
13/25 + 11/20
52 + 55 /100
Add the numerators , we have;
107/100
Hence, the fraction is 107/100
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Find the slope of identity function using points (0,0) and ( 3,3) then from two points (0,0) and (-3,-3). Is there any change in its slope?
There is no change in its slope as initial and final slope is 1.
What is slope?
In arithmetic, the slope or gradient of a line may be a variety that describes each the direction and therefore the abruptness of the line.
Main body:
formula for slope with two points form is =
y -y₁ =( y₂-y₁ /x₂-x₁ )(x - x₁)
according to question ,
points are (0,0) and (3,3)
y - 0 = (3-0/3-0)(x -0)
y = 3/3 *x
y = x
hence slope of line is 1.
Now points are (0,0) and (-3,-3).
y - 0 = (-3-0/-3-0)(x -0)
y =- 3/-3 *x
y = x
hence slope of line is 1.
So there is no change in its slope.
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PLS HELP ME PLSS AND SHOW HOW YOU GOT YOUR ANSWER
Answer:
Step-by-step explanation:
7. A floor is covered by 800 tiles measuring 10 squared cm. How many square tiles of side 8 cm would be needed to cover the same floor?
Answer:
1000 tiles
Step-by-step explanation:
Determine total floor space
800 x 10 = 8000 squared cm total floor space.
Divide floor space by size of tile
8000 / 8 = 1000 tiles now required to cover the floor.
what is the first shape
Answer:
The first type of solid shapes to be discovered are known as Platonic solids, which include the cube, the tetrahedron, the octahedron, the dodecahedron, and the icosahedron
Consider the following functions. Find four ordered pairs that satisfy the function
Since the function f(x) is
\(f(x)=\sqrt[]{x-7}\)Since there is no square root for negative numbers, then
\(x-7\ge0\)We will solve it by adding 7 to both sides
\(\begin{gathered} x-7+7\ge0+7 \\ x\ge7 \end{gathered}\)Then we can choose values of x from 7 and greater
Let x = 7
\(\begin{gathered} f(7)=\sqrt[]{7-7} \\ f(7)=\sqrt[]{0} \\ f(7)=0 \end{gathered}\)The 1st ordered pair is (7, 0)
Let x = 11
\(\begin{gathered} f(11)=\sqrt[]{11-7} \\ f(11)=\sqrt[]{4} \\ f(11)=2 \end{gathered}\)The 2nd ordered pair is (11, 2)
Let x = 8
\(\begin{gathered} f(8)=\sqrt[]{8-7} \\ f(8)=\sqrt[]{1} \\ f(8)=1 \end{gathered}\)The 3rd ordered pair is (8, 1)
Let x = 16
\(\begin{gathered} f(16)=\sqrt[]{16-7} \\ f(16)=\sqrt[]{9} \\ f(16)=3 \end{gathered}\)The 4th ordered pair is (16, 3)
The 4 ordered pairs are (7, 0), (8, 1), (11, 2), (16, 3)
Simplify (w3)4•(w5)2
Answer:
\(w^{22}\)
Step-by-step explanation:
\((w^3)^4\cdot(w^5)^2=w^{3*4}\cdot w^{5*2}=w^{12}\cdot w^{10}=w^{12+10}=w^{22}\)
Demonstrate the deference types of equipment that can be used to introduce numeracy to young children
Introducing numeracy to young children can be done through various types of equipment and resources that engage their senses and make learning math concepts more interactive and enjoyable.
Here are some different types of equipment commonly used to introduce numeracy to young children:
Counting blocks: Colorful blocks that children can use to physically count and group numbers.Number rods: Wooden rods or bars of different lengths that help children understand number values and comparisons.Counting bears: Small bear-shaped counters that children can use for counting, sorting, and basic addition and subtraction.Number puzzles: Jigsaw puzzles or manipulative puzzles with numbers, helping children recognize and order numerals.Math storybooks: Books that incorporate mathematical concepts into stories, making math more relatable and enjoyable for children.Picture books with numeracy themes: Books that use illustrations and visuals to introduce and reinforce numeracy concepts.Thus, by incorporating a variety of equipment and resources, educators and parents can create a rich learning environment that supports children's numeracy development and fosters a positive attitude towards math.
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please help me im on a timer
Answer:
11/8
Step-by-step explanation:
50 Points! Multiple choice algebra question. Photo attached. Thank you!
Answer:
B. 3188.5 cubic inches.
Step-by-step explanation:
The volume of a cone is calculated using the following formula:
Volume = (1/3) * π * r² * h
Where:
π is the mathematical constant pi, approximately equal to 3.14.r is the radius of the base of the cone.h is the height of the cone.In this problem, we are given that r = 17 inches and S.h = 20 inches.
First we need to find height h.
py using Pythagorous theorem,we get
c²=a²+b²
here c= slight height and a is radius
20²=17²+b²
20²-17²=b²
111=b²
b=√(111)
Plugging these values into the formula, we get:
Volume = ⅓*π* 17² *√(111) = 3188.5 cubic inches
Therefore, the volume of the cone is 3188.5 cubic inches.
what is 3/4 of the product of 2/4 and 6/8?
Answer:
6/8 the product of 2/4and6/8
Step-by-step explanation:
2/4and6/8=4/8,12/16
A positive real number is 1 less than another. When 2 times the larger is added to the square of the smaller, the result is 13. Find the numbers. (If applicable, write your answers in the form p±q√r)
COULD YALL HELP ME ?!???!
Answer:
28 degrees
Step-by-step explanation:
We know that (4x + 7) + (2x + 5) add up to a straight angle = 180 degrees, so we have the equation 4x + 7 + 2x + 5 = 180.
By combining like terms, we get 6x + 12 = 180.
Subtract 12 from both sides of the equation to get 6x = 168. Divide both sides by 6 and you get x = 28.
Please help it’s due tmr!!! A triangle has two sides of length 14 and 15. What compound inequality describes the possible lengths for the third side, x?
Write a compound inequality like 1
Answer:
1 < x < 29
Step-by-step explanation:
The sum of two of the lengths of a triangle must be greater than the length of the third side.
14 + x > 15, so x > 1. 15 + 14 > x, so x < 29.
33% of what number is 1.45
Answer:
.475
Step-by-step explanation:
This is the Ansewer
4. Automobile policies are separated into two groups: low-risk and high-risk. Actuary Rahul examines low-risk policies, continuing until a policy with a claim is found and then stopping. Actuary Toby follows the same procedure with high-risk policies. Each low-risk policy has a 10% probability of having a claim. Each high-risk policy has a 20% probability of having a claim. The claim statuses of polices are mutually independent. Calculate the probability that Actuary Rahul examines fewer policies than Actuary Toby.
Answer:
Step-by-step explanation:
for n ∈ N
Since Actuary Rahul examines low-risk policies, continuing until a policy with a claim is found and then stopping.
∴ the probability that Actuary Rahul examines exactly n policies
\((0.9)^{n-1}.(0.1)---(1)\)
the probability that Actuary Toby examines more than exactly n policies
\((0.8)^n---(2)\)
Given that policies are actually independent
∴ the probability that the event (1) and (2) happens simultaneously is
\((0.9)^{n-1}*(0.1)*(0.8)^n\)
∴ the probability that Actuary Rahul examines fewer policies than Actuary Toby
\(\sum ^\infty _{n=1} (0.9)^{n-1}*(0.1)*(0.8)^n\\\\=(\frac{0.1}{0.9} \sum ^\infty _{n=1}(0.72)^n\\\\=\frac{1}{9} (\frac{0.72}{0.28} )\\\\=\frac{2}{7} \\\\=0.2857\)
the probability that Actuary Rahul examines fewer policies than Actuary Toby is 0.2857Question 3(Multiple Choice Worth 2 points) (01.01 MC) What is seven hundred thousand one hundred eighty-two and nine thousandths written in expanded form 700,000+100 + 80 +2 +0.009 700,000+ 10,000+8,000 + 200 +0.9 7,000,000+ 100,000+ 9,000 + 80 +2 7,000,000+ 100,000+80,000 +2 +0.09
The number in an expanded form is 700,000 + 182 + 0.009
How to write the number in an expanded form?The number is given as:
seven hundred thousand one hundred eighty-two and nine thousandths
Next, we split the numbers:
seven hundred thousand = 700,000
one hundred eighty-two = 182
and nine thousandths = 0.009
Next, we add the numbers
700,000 + 182 + 0.009
Hence, the number in an expanded form is 700,000 + 182 + 0.009
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how many grams are in 2.2 kilograms?
Answer:
How many grams are in 2.2
kilograms?
The solution is
Step-by-step explanation:
There are 2,200 grams in 2.2 kilograms.
There are 1,000 grams in one kilogram.
So, to convert kilograms to grams, you multiply the number of kilograms by 1,000.
To find out how numerous grams are in2.2 kilograms, you would multiply 2.2 by 1,000
So, 2.2 kilograms x 1,000 grams/ kilogram
= 2,200 grams
So, there are 2,200 grams in 2.2 kilograms.
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Blake has a glass tank. First, he wants to put some marbles in it, all of the same volume. Then, he wants to fill the tank with water until it's completely full. The equation shown below describes the volume of water, W, measured in liters, that Blake should use when there are n marbles. What is the volume of the glass tank, in liters?
W=32−0.05n
Answer:
32 liters is the volume of the glass tank
Solve 7x + 4y = 8 for x
The Bailey's spent $18.00 for 4 two-liter sodas for the birthday party this weekend. What is the number of soda bottles that could be bought with $45.00?
Answer:
7
Step-by-step explanation:
Solve (x+1)2 =13/4 using the square root property
Answer:
Starting with the equation:
(x + 1)^2 = 13/4
We can use the square root property, which states that if a^2 = b, then a is equal to the positive or negative square root of b.
Taking the square root of both sides, we get:
x + 1 = ±√(13/4)
Simplifying under the radical:
x + 1 = ±(√13)/2
Now we can solve for x by subtracting 1 from both sides:
x = -1 ± (√13)/2
Therefore, the solutions to the equation are:
x = -1 + (√13)/2 or x = -1 - (√13)/2
Step-by-step explanation:
Right triangle with a hypotenuse of 159 ft and Angle A = 34 degree
Calculate the length of the sides they should be rounded to the nearest whole foot. The rounded for the legs (side) should be used to calculate the area of the triangle
the length of side a is 91 ft (rounded to the nearest whole foot) and the length of side b is 132 ft (rounded to the nearest whole foot). The area of the triangle is approximately 6007 sq ft.
Given: The hypotenuse of the right triangle,
c = 159 ft; angle A = 34°
We know that, in a right-angled triangle:
\($$\sin\theta=\frac{\text{opposite}}\)
\({\text{hypotenuse}}$$$$\cos\theta=\frac{\text{adjacent}}\)
\({\text{hypotenuse}}$$\)
We know the value of the hypotenuse and angle A. Using trigonometric ratios, we can find the length of sides in the right triangle.We will use the following formulas:
\($$\sin\theta=\frac{\text{opposite}}\)
\({\text{hypotenuse}}$$$$\cos\theta=\frac{\text{adjacent}}\)
\({\text{hypotenuse}}$$$$\tan\theta=\frac{\text{opposite}}\)
\({\text{adjacent}}$$\) Length of side a is:
\($$\begin{aligned} \sin A &=\frac{a}{c}\\ a &=c \sin A\\ &= 159\sin 34°\\ &= 91.4 \text{ ft} \end{aligned}$$Length of side b is:$$\begin{aligned} \cos A &=\frac{b}{c}\\ b &=c \cos A\\ &= 159\cos 34°\\ &= 131.5 \text{ ft} \end{aligned}$$\)
Now, we have the values of all sides of the right triangle. We can calculate the area of the triangle by using the formula for the area of a right triangle:
\($$\text{Area} = \frac{1}{2}ab$$\)
Putting the values of a and b:
\($$\begin{aligned} \text{Area} &=\frac{1}{2}ab\\ &=\frac{1}{2}(91.4)(131.5)\\ &= 6006.55 \approx 6007 \text{ sq ft}\end{aligned}$$\)
Therefore, the length of side a is 91 ft (rounded to the nearest whole foot) and the length of side b is 132 ft (rounded to the nearest whole foot). The area of the triangle is approximately 6007 sq ft.
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A pie-shaped (triangular) lake-front lot has a perimeter of 1,100 feet. One side is 300 feet longer than
the shortest side, while the third side is 500 feet longer than the shortest side. Find the lengths of all
three sides.
The lengths of the three sides of the pie-shaped lake-front lot are:
Shortest side: 100 feet
Second side: 400 feet
Third side: 600 feet
Let's denote the lengths of the three sides of the triangular lake-front lot as x, x + 300, and x + 500.
The perimeter of a triangle is the sum of its three sides, so we can set up an equation to represent the given information:
x+ (x + 300) + (x + 500) = 1,100
Simplifying the equation:
3x + 800 = 1,100
Subtracting 800 from both sides:
3x = 300
Dividing both sides by 3:
x = 100
Now that we have found the length of the shortest side, we can substitute this value back into the expressions for the other two sides:
Shortest side (x) = 100 feet
Second side (x + 300) = 100 + 300 = 400 feet
Third side (x + 500) = 100 + 500 = 600 feet
Therefore, the lengths of the three sides of the pie-shaped lake-front lot are:
Shortest side: 100 feet
Second side: 400 feet
Third side: 600 feet
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Lamont builds a toy block tower 4 feet high. He then puts a toy antenna on the towerthat is 4 foot tall.What is the height of the block tower including the tower antenna?
Solution
Draw a diagramatic representation of the question
Step 2
Add both heights to determine the height of the block including the tower antenna
\(\begin{gathered} \frac{1}{4}+4\frac{2}{3} \\ =\frac{1}{4}+\frac{14}{3} \\ =\frac{59}{12}\text{feet} \\ =4\frac{11}{12}\text{ f}eet \end{gathered}\)Hence the total height required = 59/12 feet or 4 11/12 feet approximately
There are 35 boxes with 48 base balls in each box how many baseballs are there altogether
Answer:
35x48=1680
Step-by-step explanation:
1680
Solve 2x - 8 < 7.
{x | x > 1/2}
{x | x < 15/2}
{x | x < 1/2}
{x | x > 15/2}
\(2x-8<7\\\\\implies 2x <7+8\\\\\implies 2x<15\\\\\implies x< \dfrac{15}2\)
Find the expected value and the variance of the number of times one must throw a die until the outcome 1 has occurred 5 times.
Answer: E(X) = 30; Var[X] = 180
Step-by-step explanation: This is a Bernoulli Experiment, i.e., the experiment is repeated a fixed number of times, the trials are independents, the only two outcomes are "success" or "failure" and the probability of success remains the same, So, to calculate Expected Value, which is the mean, in these conditions:
\(E(X)=\frac{r}{p}\)
r is number of times it is repeated
p is probability it happens
Solving:
\(E(X)=\frac{5}{1/6}\)
E(X) = 30
Variance is given by:
\(Var[X]=\frac{r(1-p)}{p^{2}}\)
\(Var[X]=\frac{5(1-1/6)}{(1/6)^{2}}\)
\(Var[X]=5.\frac{5}{6}.6^{2}\)
Var[X] = 180
Expected Value and Variance of the number of times one must throw a die until 1 happens 5 times are 30 and 180, respectively.
Line AB is translated 6 units down and 8 units to the left. Click on the letter that represents line A'B'.
The letter that represents the line after a translation by 6 units down and 8 units to the left is; Line Y
How to interpret translation of a Line?Translation in transformation is simply defined as the displacement of a figure or a shape from one place to another. In translation, a figure can move upward, downward, right, left or anywhere in the coordinate system. In translation, only the position of the object changes, its size remains the same.
Now, we are told that the line AB is translated 6 units down and 8 units to the left.
Coordinates of A and B are;
A(1, 8)
B(7, 4)
Thus, the translation by 6 units down and 8 units to the left gives us;
A'(1 - 8, 8 - 6) = A'(-7, 2)
B(7 - 8, 4 - 6) = B'(-1, -2)
This corresponds with this is Y
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A number is chosen at random from 1 to 10. Find the probability of selecting a multiple of 2.
Answer: the percentage you would get the number two would be 10% out of 100 I believe. Hope it helped!
A rancher raises calves that need to be given vaccinations. To give the vaccinations, she must hire several helpers. The rancher knows that the vaccinations cost $20.50 per calf and estimates that the cost to pay helpers is $5 per calf.
Which expressions represent the total cost of vaccinating x calves? Choose all that are correct.
A.
20.50x + 5.00x
B.
20.50 +5.00 divided by x
C.
20.50 + 5.00 + x
D.
(20.50 + 5.00)x
E.
X divided by 20.50 + 5.00
F.
(20.50 + 5.00)x divided by x
(PLEASE HELP ME I ONLY HAVE UNTIL TOMORROW TO GET THIS DONE.
The expression that represent the total cost of vaccinating {x} calves would be y = f(x) = 20.5x + 5x.
The cost of a vaccine per calf = $20.50
The cost to pay to helpers per calf = $5
For the cost of vaccinating {x} calves, the total cost of vaccine = $20.5x.
For the cost of vaccinating {x} calves, the total cost to helpers = $5x.
The expression that represent the total cost of vaccinating {x} calves would be -
y = f(x) = 20.5x + 5x
Hence, the expression that represent the total cost of vaccinating {x} calves would be y = f(x) = 20.5x + 5x.
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