Is This a Proportional Relationship

Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

• both

• neither

Which statement best describes the relationship of x and y in the table?

• Proportional

• Not Proportional

Does the table represent a proportional relationship?

• Yes.

• No.

Does this graph represent a proportional relationship?

• Yes

• No

Which of the following represents a proportional relationship?

• A car travels 100 miles in 2 hours and 150 miles in 3 hours.

• A car travels 100 miles in 2 hours and 200 miles in 4 hours.

• A car travels 100 miles in 2 hours and 250 miles in 5 hours.

• All of the above.

Are the following ratios proportional?
8/10, 28/35

• yes

• no

Which situation represents a proportional relationship?

Select the correct answer ○ in each row.

The table is​ ​ (a)   , because it ​ (b)   a constant ratio.

If so, what is the constant of proportionality?​ (c)  

• non-proportional

• proportional

• does not have

• has

• no constant

• k=14

Answer explanation

A proportional relationship means that two quantities maintain a constant ratio. In this case, the relationship does not exhibit a constant ratio, hence the answer is No.

Determine if the ratios are proportional.
4/5 and 15/20

• Yes

• No

Are these ratios proportional?

• Yes

• No