Ratios Rates and Percentages

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

• Doritos

• Cheetos

A ship captain is mapping a trip and wants to know the distance the ship will travel over certain time intervals. Assuming that the ship travels at a constant speed, what is its speed?

• 0.5 hours per 12.5 miles

• 12.5 miles per hour

• 25 miles per hour

• 3.75 miles per hour

The ratio of boys to girls in Ms. Smith's class is 2:1. If there are 8 boys, how many girls are there?

• 5

• 4

• 2

• 10

What percentage is 36 of 60?

• 60%

• 50%

• 40%

• 36%

How many seconds in 18 minutes?

• 1,080

• 180

• 1,800

• 1,008

What is the ratio of leaves to flowers in the simplest form?

• 10:5

• 1:2

• 2:1

• 5:10

Find the missing number,

• 2

• 3

• 5

• 4

Andre purchased 3 pieces of pizza for $4.50. Based on this rate, how much would one piece of pizza cost?

• $2.50

• $1.50

• $1.25

• $1.75

One batch of cookies makes 18. How many batches will you need to make to make sure you have at least 100 cookies? Use the ratio table to help you answer the question.

• 5

• 4

• 7

• 6

When filled to capacity, the water in the aquarium water tank reaches 32 feet. The water is currently reaching 24 feet. What percentage is the tank full?

• 70%

• 25%

• 75%

• 80%