Proportional Fraction

Sasha can mow 3/8 of an acre of grass in 3/4 an hour. How many acres of grass does Sasha mow per hour?

• 2 acres per hour

• 1/2 acres per hour

• 9/24 acres per hour

 Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

What is the value of x?

• Proportional

• Non-proportional

Express the ratio as a fraction in simplest form.

10 girls out of 24 students

• 10/24

• 24/10

• 5/12

• 12/5

Jean got 12 hits out of 16 times at bat. Express this rate as a fraction in simplest form.

• 16/12

• 12/16

• 4/3

• 3/4

Express the ratio 2 feet to 18 inches as a fraction. *Hint-Remember the units of a ratio MUST be the same.*

• 4/3

• 1/9

• 2/3

• 3/4

Determine whether the cost is proportional to the number of books purchased. If the relationship is proportional, find the constant of proportionality.

• Yes (proportional); Constant of Proportionality = 8

• No (not proportional)

• Yes (proportional); Constant of Proportionality = 1/8

• Yes (proportional); Constant of Proportionality = 6

Express the ratio as a fraction in simplest form.

6 red cards to 4 blue cars.

• 2/3

• 3/2

• 6/4

• 4/6

Determine whether the set of numbers in the table is proportional. If the relationship is proportional, identify the constant of proportionality.

• Yes (proportional); Constant of proportionality = 4

• Yes (proportional); Constant of proportionality = 0.25

• Yes (proportional); Constant of proportionality = 0.8

• No (not proportional)