Quiz about Checking Proportional Relationships

Question 1

What method of checking a proportion is shown here?

Accepted Answer

multiply/divide across (between different ratios)

Answer

multiply/divide up and down (between two values in the same ratio)

Answer

change to decimal form

Answer

cross multiply

Answer

simplest form

Question 2

What method of checking a proportion is shown here?

Accepted Answer

cross multiply

Answer

multiply/divide across (between different ratios)

Answer

multiply/divide up and down (between two values in the same ratio)

Answer

change to decimal form

Answer

simplest form

Question 3

Is this proportion correct? (Are the ratios equivalent?)

Accepted Answer

Yes, they form a true proportion.

Answer

No, the ratios are not equivalent, so the proportion is not true.

Question 4

What is a proportion?

Accepted Answer

an equation stating that two ratios are equal to each other

Answer

a comparison between two things or numbers using division

Answer

the thing on the front of an old fashion plane

Answer

mixed numbers

Question 5

Check the statement(s) which is/are true about the given figure.

Accepted Answer

The first two rectangles are proportional

Accepted Answer

The Yellow and Red rectangles are NOT proportional

Answer

All the given rectangles are proportional

Answer

The Green and the Red rectangles are proportional

Answer

The perimeters and sides of the Green and Yellow rectangles are proportional

Question 6

Is the given table a proportional relationship? If so, what is the constant?

Accepted Answer

Yes; 3

Answer

Yes; 1/3

Answer

Yes; 5

Answer

No

Question 7

Which is NOT proportional?

Accepted Answer

1/12 = 2/20

Answer

2/7 = 10/35

Answer

10/12 = 5/6

Answer

25/35 = 5/7

Question 8

Select ALL the ways to write a ratio.

Accepted Answer

with a colon ( 1 : 2 )

Accepted Answer

with the word "to" ( 1 to 2 )

Accepted Answer

as a fraction ( $$\frac{1}{2}$$ )

Answer

as an exponent ( $$1^2$$ )

Question 9

Which ratio form is easiest for finding equivalent ratios/checking proportions?

Accepted Answer

as a fraction ( $$\frac{1}{2}$$ )

Answer

with a colon ( 1 : 2 )

Answer

with the word "to" ( 1 to 2 )

Question 10

What method of checking a proportion is shown here?

Accepted Answer

change to decimal form

Answer

multiply/divide across (between different ratios)

Answer

multiply/divide up and down (between two values in the same ratio)

Answer

cross multiply

Answer

simplest form

Question 11

What method of checking a proportion is shown here?

Accepted Answer

simplest form

Answer

multiply/divide across (between different ratios)

Answer

multiply/divide up and down (between two values in the same ratio)

Answer

change to decimal form

Answer

cross multiply

Question 12

Which methods of checking a proportion will always tell you for sure if the ratios are equivalent?

Accepted Answer

simplest form

Accepted Answer

cross multiply

Accepted Answer

change to decimal form

Answer

multiply/divide across (between different ratios)

Answer

multiply/divide up and down (between two values in the same ratio)

Question 13

Is this proportion correct? (Are the ratios equivalent?)

Accepted Answer

Yes, they form a true proportion.

Answer

No, the ratios are not equivalent, so the proportion is not true.

Question 14

Is this proportion correct? (Are the ratios equivalent?)

Accepted Answer

Yes, they form a true proportion.

Answer

No, the ratios are not equivalent, so the proportion is not true.

Question 15

Is this proportion correct? (Are the ratios equivalent?)

Accepted Answer

No, the ratios are not equivalent, so the proportion is not true.

Answer

Yes, they form a true proportion.

Question 16

Is this proportion correct? (Are the ratios equivalent?)

Accepted Answer

No, the ratios are not equivalent, so the proportion is not true.

Answer

Yes, they form a true proportion.

Question 17

Is this proportion correct? (Are the ratios equivalent?)

Accepted Answer

Yes, they form a true proportion.

Answer

No, the ratios are not equivalent, so the proportion is not true.

Checking Proportional Relationships

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