What property do we use when we find equivalent fractions?

Answers

Answer 1

Answer:

It's called the cross multiply rule. The rule is shown below: This formula says that if the numerator of one fraction times the denominator of the other fraction equals the denominator of the first fraction times the numerator of the second fraction, then the fractions are equivalent.

Step-by-step explanation:


Related Questions

Sara and Dan left a 20% tip after having dinner at a restaurant. The amount of the tip was $5. Sara's dinner cost $15. Which equation can you use to find x, the cost of Dan's dinner?

Answers

Answer:

c

Step-by-step explanation:

what is the mean of this data set 8 +16 +10+21 +6 +13+8 +26

Answers

Repeated addition I think lol
Answer: 13.5

Steps:
The mean is the average. To find the mean(average) you need to add up all the numbers and divide by the total amount of numbers.

1.) 8 + 16 + 10 + 21 + 6 + 13 + 8 + 26 = 108

2.) 108/8 = 13.5


I would appreciate the brainliest if this was correct and helpful!

Please help really struggling..... Need the grade and just answer the question and not for just the points, no links!!!! Marking brainliest!!!!!

Answers

Answer:254.47 I think

Step-by-step explanation:

HELPPME PLEASE ASAP i will give brainliest

Answers

Since it’s a right angle (90 degree angle) and you know that the other angle is 73

You do 90-73 = 17

X = 17 degrees

Answer:

don't know but I think these is the answer =

17

Step-by-step explanation:

90 - 73 = 17

10 and
In acute triangle ABC, side b = 12, side c =
mLA = 42. Find side a.

Answers

Answer:

20

Step-by-step explanation:

I'm not completely sure, however.

12+10 = 22

42-22 = 20

Angela wants to use a one-sample zzz interval to estimate what proportion of employees at her large corporation are satisfied with their benefits. She plans on using a confidence level of 90\%90%90, percent, and she wants her margin of error to be no more than \pm 5\%±5%plus minus, 5, percent.

Answers

Answer:

Step-by-step explanation:

It's 271 on Khan Academy

The sample space size that Angela wants to use for the employees who are satisfied with their benefits is. 271

What is margin of error?

In statistics, the margin of error is the level of inaccuracy in the findings of surveys using random samples. Less reliance on survey or poll results is indicated by higher statistical margins of error.

Given that,

[tex]\^p[/tex] = 0.5

1 - [tex]\^p[/tex]  = 1 - 0.5= 0.5

margin of error = E = 5% = 0.05

At 90% confidence level

= 1 - 0.90 = 0.10

0.10/2 =0.05

Z/2 = 1.645 ( Using z table )

Sample size = n = (Z/2 / E)² x   (1 - [tex]\^p[/tex])²

= (1.645 / 0.05)² * 0.5 x 0.5

=270.6

Sample size = 271

The required sample size is 271.

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Which scatterplot shows a nonlinear association?

Answers

Answer:

B

Step-by-step explanation:

B shows a parabola, which is a quadratic equation, not a linear one.

The association between two numerical variables measured for the same individuals is displayed in a scatterplot. One variable's values are displayed on the horizontal axis, and the other variable's values are displayed on the vertical axis. On the graph, each individual in the data is represented by a point.

What is scatter plot?

A scatter plot is a type of plot or mathematical diagram using Cartesian coordinates to display values for typically two variables for a set of data. If the points are coded, one additional variable can be displayed.

here, we have,

we know that,

The relationship between two economic phenomena, such as employment and output, inflation and retail sales, and taxes and economic growth, can be visually illustrated using scatter plots.

Spread Plots. Points on a scatter (XY) plot depict how two sets of data relate to one another. Each dot in this illustration represents a person's weight in relation to their height. (The information is displayed as "Cartesian (x, y) Coordinates")

Display a connection between the data and a trend. Display all data points, including outliers, minimum, and maximum values. can draw attention to relationships. the sample size and exact data values are retained.

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WILL GIVE BRAINLIEST NEED ASAP


The following system of equations has exactly one (x, y) pair for its solution.
4x + 6y= 24
2x+y=8
If we add the two equations in the original system, we have 6x + 7y= 32.
Explain why the same (x, y) pair is also a solution to this equation. Use math and be
specific in your explanation!

Answers

Solve for
y
y in
2
x
+
y
=
8
2x+y=8.
y
=
8

2
x
y=8−2x

2 Substitute
y
=
8

2
x
y=8−2x into
4
x
+
6
y
=
24
4x+6y=24.

8
x
+
48
=
24
−8x+48=24

3 Solve for
x
x in

8
x
+
48
=
24
−8x+48=24.
x
=
3
x=3

4 Substitute
x
=
3
x=3 into
y
=
8

2
x
y=8−2x.
y
=
2
y=2

5 Therefore,
x
=
3
y
=
2



x=3
y=2
​ look in comments to read it better but x=3 y=2 hope this helps :)

LOOK AT THE PIC BELOW

Answers

Answer:

B. 200 cubic feet

Step-by-step explanation:

There are two prisms: the triangular prism and the rectangular prism

first lets start with the triangular one:

remember that for a right triangular prism (this one), the area is 1/2 x base x height x length

another way to think about it is to find the area of the triangle and then multiply that by the thickness

The base is 4 feet and the height is the same as the rectangular prism, which is 5

and the length is 4 ft (same as rectangular prism)

so 1/2 x 4 x 5 x 4 is 40

next lets do the rectangular prism

remember the volume is length x width x height

8 x 4 x 5 = 160

now we simply add the volume of the two prisms

40 + 160 = 200

and there's you're answer :)

hope that helps!

Answer:

Step-by-step explanation:

Area of triangular face = 0.5×4×5 = 10 ft²

Volume of triangular prism = 10×4 = 40 ft³

Volume of rectangular prism = 8×4×5 = 160 ft³

Total volume = 40+160 = 200 ft³

A bus and a car both drive 145 miles from town A to town B. The bus drives 8 miles per hour faster than the car. If it takes the car 2 hours and 54 minutes to arrive, how long does it take for the bus to arrive?

Answers

Answer: 2.5 hours

Step-by-step explanation:

Given

Distance between A to B town is [tex]d=145\ miles[/tex]

Bus speed is 9 miles per hour faster than car

time taken by car is 2 hours and 54 minutes i.e.

[tex]t=2+\dfrac{54}{60}=2+0.9=2.9\ hr[/tex]

Speed of car is v

[tex]\Rightarrow v=\dfrac{d}{t}=\dfrac{145}{2.9}=50\ mph[/tex]

Speed of bus is [tex]v+8=50+8=58\ mph[/tex]

time taken by bus is t'

[tex]\Rightarrow t'=\dfrac{d}{v+8}=\dfrac{145}{58}=2.5\ hr\\\\\\\Rightarrow t'=2\ hr\ \text{and}\ 30\ \text{minutes}[/tex]

NEED HELP ! PLEASE HELP ASAP !

Answers

Answer:

distance between points is 5.6568...

when you round it will be 5.7

answer is 5.7

Step-by-step explanation:

find the distance between two points using distance formula

Can someone plz help me on this plz

Answers

Ok so ... the answer is B:264 because you multiply all the numbers because volume = l x w x h... which also is 6 x 11 x 4 and that’s how I got B :)

Which of the following statements best describes the data?

Answers

Answer:

Carlos accounts for more than 25% of the total strikeouts

Step-by-step explanation:  Carlos scored 13 points so divide 13 by 37 to get the score Carlos makes up of the 6 people

13/37 = 0.35 or 35%

(The total number of points for all 6 people is 37)

Expand and simplify 4(2p+7)+6(8q-2)

Answers

Answer:

8 p + 48 q + 16

Step-by-step explanation:

The temperature at 5:30 A.M. was recorded as 7 degrees below zero on the Fahrenheit scale. Write the temperature using a signed number​

Answers

Answer:

mhhm yea this is very questioned questioned

Step-by-step explanation:

yea mhm

please help due pretty soon​

Answers

Answer:

C. y - 1 = 5( x - 8)

Step-by-step explanation:

Since line is passing through (8, 1) and has a slope 5.

So, the equation of line in point slope form is given as:

y - 1 = 5( x - 8)

Answer: C

Step-by-step explanation:

Find u and v ....

I need help

Answers

U is up in top left v is in bottom left
U is on the top left have a good day

Drew's car weighs 1,344 kilograms. His car weighs 7 times as much as his motorcycle. How many grams does his motorcycle weigh? Note: 1 kilogram = 1000 grams

Answers

Answer:

192,000 grams

Step-by-step explanation:

turn 1,344 kilograms to grams, which gives u 1344000 grams

divide 1344000 by 7 and you get 192,000 grams. Hope this helped :)

Describe in your own words how graphing equations can help find the
solution to a system of equations?

Answers

Answer:

i think that if u can please redo this question it might help

Factorise this pleasee
x2− 7x

Answers

Step-by-step explanation:

take X common

x2-x7

X(2-7)

X(-5) Answer

It may helps

Answer:

x(x - 7)

Step-by-step explanation:

x² - 7x = x*x - 7*x =x(x - 7)

Crystal's soccer team won 14 of the 20 games they played last season. What percent of games played did they win?​

Answers

Answer:

70%

Step-by-step explanation:

hooe this helps plz follow ❤❤

The difference of place values of 5's in 65512 is ?​

Answers

Answer:

6 (5000, thousandths place) (500, hundreds place) 12

If I'm incorrect someone correct me, but overall hope this helps!

The difference of place values of 5's in, 65512 is 4500.

What is place value?

Each digit value  in a number is obtained as the place value.

The given number is , 65512

The 5 on the first place denotes the value 5000. While the 5 on the first place denotes the value 500.

The difference of place values of 5's in, 65512 is found as;

x=5000-500

x=4500

Hence,the difference of place values of 5's in, 65512 is 4500.

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i got the last one wrong , pls give me the right answer i need atleast a 75%

Answers

The answer is A!! Your welcomeeee
Answer is a to this question

7.) *
1 point
Does (0, 0) make the equation y
2x true?

Answers

Answer:

yes (0,0) does make the equation y

2x true?

Step-by-step explanation:

just trust me i wasnt

able to provide an example sorry but please give me 5 stars and name me brainliest

Someone pls help me out

Answers

The cookies because if they have 100°C, after 30 seconds it loses half it‘s heat and now it only has 50°C.
After the next 30 seconds it loses again half the heat so it‘s 25°C.

You can theoretically continue this forever. It‘s exponential decay.

What is the vertex for the parabola shown?

A) (1.2)

B) (2,1)

C) (0.1.5)

D) (-1,3)

Answers

Answer:

the answer is B

Step-by-step explanation: Its B because the vertex is in the middle

The question is asking me choose all of the numbers that are unit fractions, and here are my options, 14 <16 14 <16 510<36 510<36 12>13 1 half is greater than 1 third 48>26 4 eighths is greater than 2 sixths 35>45

Answers

Answer:

[tex](d)[/tex] [tex]\frac{4}{8}>\frac{2}{6}[/tex]

Step-by-step explanation:

Given

[tex]\frac{1}{4} <\frac{1}{6}[/tex]

[tex]\frac{5}{10}<\frac{3}{6}[/tex]

[tex]\frac{1}{2}>\frac{1}{3}[/tex]

[tex]\frac{4}{8}>\frac{2}{6}[/tex]

[tex]\frac{3}{5}>\frac{4}{5}[/tex]

Required

Select the unit fractions

If we are to go by what a unit fraction means: it means that the numerator of the fraction must be 1 and must be written as a single fraction i.e. [tex]\frac{1}{2}[/tex] and not as an inequality i.e. [tex]\frac{3}{5}>\frac{4}{5}[/tex]

Given the format of the question, what is required of the question is to select all correct inequality.

[tex](a)[/tex] [tex]\frac{1}{4} <\frac{1}{6}[/tex]

Convert to decimals

[tex]0.25 < 0.167[/tex] ---- This is not true because [tex]0.25 > 0.167[/tex]

[tex](b)[/tex] [tex]\frac{5}{10}<\frac{3}{6}[/tex]

Convert to decimals

[tex]0.5 < 0.5[/tex] ---- This is not true because [tex]0.5 = 0.5[/tex]

[tex](c)[/tex] [tex]\frac{1}{2}>\frac{1}{3}[/tex]

Convert to decimals

[tex]0.5 > 0.33[/tex] ---- This is true

[tex](d)[/tex] [tex]\frac{4}{8}>\frac{2}{6}[/tex]

Convert to decimals

[tex]0.5 > 0.33[/tex] ---- This is true

[tex](e)[/tex] [tex]\frac{3}{5}>\frac{4}{5}[/tex]

[tex]0.6 > 0.8[/tex] --- This is not true because [tex]0.6 < 0.8[/tex]

So: the true inequality is:

[tex](d)[/tex] [tex]\frac{4}{8}>\frac{2}{6}[/tex]

ANSWER ASAP PLEASEEE
Brenda took one of her friends out to lunch. The lunches cost $70 and she paid 10% sales tax. If Brenda left a 10% tip on the $70, how much in total did she pay?

Answers

Answer: $84

Steps:

70 * 10%

70 * 0.10 = $7 sales tax

70 * 10%

70 * 0.10 = $7 tip

$70 lunch cost + $7 sales tax + $7 tip = $84

How many arms do a 6 starfish have?

Answers

Wouldn’t it be 30 over all??

So 30 is the answer

Hope this helps

determine the total surface area.

Answers

Answer:

it should be 288

Step-by-step explanation:

Other Questions
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