Understanding Proportions

What is direct proportion?

• Direct proportion means one quantity remains constant while the other changes.

• Direct proportion is when two quantities are unrelated to each other.

• Direct proportion is a relationship where two quantities increase or decrease together at a constant rate.

• Direct proportion indicates that one quantity decreases while the other increases.

Which of the following shows direct proportion: 2/3 = 4/6 or 2/3 = 4/5?

• 2/3 = 3/4

• 2/3 = 1/2

• 2/3 = 5/6

• 2/3 = 4/6

If 5 apples cost $10, how much do 15 apples cost?

• $15

• $25

• $20

• $30

What is indirect proportion?

• Indirect proportion is a relationship where one variable increases as the other decreases, keeping their product constant.

• Indirect proportion is when one variable has no effect on the other.

• Indirect proportion is a relationship where both variables decrease together.

• Indirect proportion means both variables increase together.

If 3 workers can complete a task in 6 days, how long will it take 6 workers to complete the same task?

• 5 days

• 2 days

• 3 days

• 4 days

Identify whether the relationship is direct or indirect: The more you drive, the more gas you use.

• The more you drive, the less gas you use.

• The more gas you use, the less you drive.

• Driving has no effect on gas usage.

• direct

If 4 pencils cost $2, how much do 10 pencils cost?

• $6.00

• $3.00

• $5.00

• $4.00

In a recipe, if 2 cups of flour are needed for 4 cookies, how much flour is needed for 10 cookies?

• 4 cups of flour

• 2 cups of flour

• 5 cups of flour

• 3 cups of flour

If the speed of a car increases, what happens to the time taken to reach a destination?

• The time taken increases.

• The time taken remains the same.

• The time taken fluctuates.

• The time taken decreases.

If 12 oranges cost $3, how much do 30 oranges cost?

• $5.00

• $4.50

• $7.50

• $10.00