Solve Percent Problems

If 15% of a number is 30, what is the number?

• 100

• 150

• 250

• 200

In a class of 30 students, 60% are girls. How many boys are there in the class?

• 10

• 20

• 12

• 15

Which of these proportional equations would you use to find the missing pieces of a percent problem, using the words "Part and Whole"?

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Mrs. Adele is buying a new tie from Macy's. It says the tie costs $15.00 but there is a sign above it that says 25% off. How much will the tie cost before taxes?

• $3.75

• $18.75

• $15.25

• $11.25

Tags

CCSS.Math.Content.7.RP.A.3

What is 25% of 80?

• 20

• 30

• 15

• 40

In a survey, 75% of the participants preferred chocolate ice cream over vanilla. If there were 200 participants, how many preferred chocolate?

• 25

• 50

• 150

• 100

Copy the double number lines provided to find the missing number. 63 is 90% of what number?

• 49

• 56

• 63

• 70

Write a percent proportion and solve. 75 is 15% of what number?

• 50

• 500

• 375

Write a percent proportion and solve. 7 is 35% of what number?

• 5

• 25

• 20

Write a percent proportion and solve. 60 is 15% of what number?

• 50

• 400

• 600