Rates Ratios Percentages

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

• 10:5

• 1:2

• 2:1

• 5:10

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

How many seconds in 18 minutes?

• 1,080

• 180

• 1,800

• 1,008

What is 35% of 70?

• 24.5

• 2,450

• 35

• 245

What is a Ratio?

• Is a comparison of two quantities

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one

• Two decimals that can be multiplied

What is a rate for this graph?

• 20 minutes per 6 miles

• 60 minutes per 12 miles

• 80 minutes per 24 miles

• 100 minutes per 24 miles

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%

There are 60 markers in the bucket. 15% of the markers are not working. How many markers are not working?

• 10

• 6

• 12

• 9