Proportion & Percents

The ratio of girls to boys in the photography club is 7 to 3. Which ratio could represent the members of the photography club?

• 21 girls: 9 boys

• 14 girls: 9 boys

• 35 girls: 50 boys

• 21 girls: 15 boys

The local ice cream shop surveyed their customers to see which flavor of ice cream is most popular. 125 people chose chocolate as their favorite flavor, which represents 25% of the customers surveyed. How many total customers were surveyed?

• 425

• 20

• 500

• 32

A city has an area of 320 square miles. In the city, there are 960 gas stations. Which rate best represents the relationship between the number of gas stations and the area of the city?

• 960 gas stations per square mile

• 3 square miles per gas station

• 320 square miles per gas station

• 3 gas stations per square mile

A carpenter can build 28 benches in 2 weeks. At this rate, how many benches can the carpenter build in 9 weeks?

• 6 benches

• 14 benches

• 126 benches

• 252 benches

The value of a house on Pine Tree Lane increased 120% over the last 10 years. Which value is not equivalent to 120%?

• A

• B

• C

• D

A building is 200 feet tall. Starting from the top of the building, an ant crawled down at a rate of 25 feet every 3 minutes. At this rate, how many minutes will it take the ant to crawl from the top of the building to the bottom of the building?

• 8 minutes

• 30 minutes

• 12 minutes

• 24 minutes

• 90%

• 9%

• 80%

• 18%

This school year, Pecan Shores School District had 150 school days on the calendar. During the school year, Pecan Shores had to cancel 9 school days because of a hurricane and 6 days because of an ice storm. What percent of the school days did the school district have to cancel?

• 9%

• 15%

• 6%

• 10%

• 60%

• 160%

• 30%

• 130%

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