Open Up - Grade 7 - Mathematics - Unit 4 - Lesson 8

By Formative Library
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Last updated about 2 years ago
7 Questions
1
1.
A pair of designer sneakers was purchased for $120.

Since they were purchased, their price has increased by 15%. What is the new price?
7.RP.3
1
2.
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?
7.RP.3
1
3.
In a video game, Clare scored 50% more points than Tyler. If c is the number of points that Clare scored and t is the number of points that Tyler scored.

Then which equations are correct? Select all that apply.
7.RP.3
1
4.
Draw a diagram to represents the situation:

The number of miles driven this month was a 30% decrease of the number of miles driven last month.
7.RP.3
1
5.
Draw a diagram to represents the situation:

The amount of paper that the copy shop used this month was a 25% increase of the amount of paper they used last month.
7.RP.3
1
6.
Which decimal is the best estimate of the fraction \frac{29}{40}
7.RP.3
1
7.
Could 7.2 inches and 28 inches be the diameter and circumference of the same circle?
7.RP.3
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