Investigating Rate, Ratio and Proportional Reasoning

Josue eats 10 brownies in 2 days. What is the rate at which Josue eats the brownies?

• 4 brownies per day

• 5 brownies per day

• 3 brownies per day

• 5

• 5 days per brownies

Manny eats 2 bags of Cheetos in 1 days. How many chips will he eat in 10 days?

• 5 bags per day

• 10 bags per day

• 20 bags per day

• 20 days per bag

• 10 days per bag

If 2 pounds of candy cost $4.50 at the grocery store, would 3 pounds of candy cost?

• $2.25

• $3.00

• $6.75

• $7.00

• $6.50

Adeen is debating whether the speed of a car, 30 miles/ hour, has the same unit rate as a ball falling at 60 meters per 2 seconds.

• No

• Yes

• I don't know

Are these ratios equivalent?

$1 : 3 items

$5 : 15 items

• No

• Yes

• I don't know

A game company sold 100 games. 54 of the games were board games, and the rest were card games. What is the ratio of the number of board games to the total number of games?

Write your answer as two numbers separated by a colon (for example, 2:3).

• 100:54

• 54:100

• I don't know

Desmond's Ice Cream Shop sold 5 sundaes with nuts and 11 sundaes without nuts. What is the ratio of the number of sundaes without nuts to the number of sundaes with nuts?

• 11:5

• 5:11

• I don't know

If two quantities are ______ they have a constant ratio.

• proportional

• rate

• nonproportional

• unit rate

An eight pack of juice boxes costs $4.79, and a 12 pack of juice boxes cost $6.59. Use this information to calculate the better buy.

• 8 pack
• 12 pack

Which option is the better deal?
Doritos
$4.39 for 11.5 oz
or
Cheetos
9.75 oz for $3.24

• Doritos
• Cheetos