# 5.04 Identifying proportional relationships

## Interactive practice questions

Look at the tables below. Determine whether each is showing a proportional relationship.

a
 $1$1 $2$2 $3$3 $4$4 $5$5 $2$2 $4$4 $6$6 $8$8 $17.5$17.5

Proportional

A

Not proportional

B
b
 $0$0 $0$0 $1$1 $1.5$1.5 $2$2 $3$3 $3$3 $4.5$4.5 $4$4 $6$6

Proportional

A

Not proportional

B
Easy
Less than a minute

During a gym session, participants can either do full push-ups (on toes) or half push-ups (on knees). However since half push-ups are easier, those who choose this option will need to do more of them. The table shows how many full and half push-ups participants had to do.

A physiotherapist charges $\$5555 per patient she treats.

Homer is making cups of fruit smoothie. The amount of bananas and strawberries he uses is shown in the proportion table.

### Outcomes

#### NY-7.RP.2

Recognize and represent proportional relationships between quantities.

#### NY-7.RP.2a

(a) Decide whether two quantities are in a proportional relationship.