Problem Solving with Percents

A zoo has 6 emperor penguins.  This makes up 10% of all the penguins at the zoo. How many penguins live at the zoo?

• 100

• 84

• 60

• 36

Tags

CCSS.6.RP.A.3C

Sydney bought her lunch 3 of the 20 school days in December. Which value is equivalent to the fraction of the school days Sydney bought her lunch?

• 0.23

• 15%

• 17%

• 0.13

The bird exhibit at the zoo has 48 birds living in it. If 25% of the birds are Kingfishers, how many of the birds in the exhibit are Kingfishers?

• 12

• 24

• 36

• 64

Tags

CCSS.6.RP.A.3C

A florist offered a 20% discount on the regular price of a dozen roses. The amount of the discount was $8. What is the regular price of the dozen roses?

• $20

• $28

• $30

• $40

Tags

CCSS.6.RP.A.3C

A plumber charges an extra service fee of 10.5% of the total cost of plumbing repair expense. What decimal is equivalent to 10.5%?

On Wednesday, there were a total of 400 visitors at a museum. 240 of those visitors were children. What percentage of the group were children?

• 40%

• 50%

• 60%

• 70%

On Monday, 45% of the customers at a fast-food restaurant ordered their food to-go. If 90 customers ordered their food to-go, how many total customers visited the restaurant?

• 135

• 110

• 150

• 200

There are 80 meerkats in a colony. 40% of the meerkats are male. How many of the meerkats are male?

• 40

• 32

• 24

• 20

Tags

CCSS.6.RP.A.3C

Marcus walked to school on 14 of the 20 school days in February. Which percent of the school days in February that Marcus walked to school?

• 70%

• 28%

• 14.28%

• 56%

On Wednesday 72% of the students at BMS brought their lunch. If there were 250 students at MMS, how many students brought their lunch?