Grade 7 | Unit 4 | Lesson 8: Percent Increase and Decrease with Equations | Practice Problems

A pair of designer sneakers was purchased for $120. Since they were purchased, their price has increased by 15%. What is the new price?

• $130

• $135

• $138

• $140

Tags

CCSS.6.RP.A.3C

Elena’s aunt bought her a $150 savings bond when she was born. When Elena is 20 years old, the bond will have earned 105% in interest. How much will the bond be worth when Elena is 20 years old?

• $300

• $307.50

• $315

• $320

Tags

CCSS.6.RP.A.3C

Tags

CCSS.6.EE.C.9

Draw a diagram to represent each situation: The number of miles driven this month was a 30% decrease of the number of miles driven last month. The amount of paper that the copy shop used this month was a 25% increase of the amount of paper they used last month.

Tags

CCSS.6.RP.A.3C

• 0.5

• 0.6

• 0.7

• 0.8

Could 7.2 inches and 28 inches be the diameter and circumference of the same circle? Explain why or why not.

Tags

CCSS.7.G.B.4