Solve the Proportional

For every girl taking classes at the martial arts school, there are 3 boys taking classes at the school. If there are 236 students taking classes, how many are boys? (Hint: you need the ratio of boys to total students to solve using proportions or you can use a tape diagram.)

• 59 boys

• 79 boys

• 165 boys

• 177 boys

Is this table proportional?

• Yes

• No

• 13

• 21

• 33

• 27

• 38

• 35

• 52

• 29

Which of the following represents a proportional relationship?

• The relationship between the number of apples and their weight

• The relationship between the number of pages in a book and the book's weight

• The relationship between the number of cars in a parking lot and the color of the cars

• The relationship between the number of hours worked and the amount of pay at a constant hourly rate

Solve for x 

• x = 16

• x = 28

• x = 1/26

• x = 26

A graph shows a straight line that passes through the points (0,0) and (5,15). What is the equation of the line that represents this proportional relationship?

Solve the proportion.

• 10.8

• 7.5

• 8

• 15

• 7

• 3

Is the pair of ratios proportional?

• yes

• no