Percent Change And Area Problems Quiz

8 questions

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#1 of 8: Mild

Percent change and area problems

A rectangle has a length of 25 meters and a width of 20 meters. The length of the rectangle increases by 40% and the width of the rectangle increases by 20%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#2 of 8: Mild

Percent change and area problems

A rectangle has a length of 10 feet and a width of 30 feet. The length of the rectangle increases by 20% and the width of the rectangle increases by 30%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#3 of 8: Medium

Percent change and area problems

A rectangle has a length of 18 inches and a width of 24 inches. The length of the rectangle increases by 30% and the width of the rectangle decreases by 30%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#4 of 8: Medium

Percent change and area problems

A rectangle has a length of 10 inches and a width of 12 inches. The length of the rectangle increases by 40% and the width of the rectangle decreases by 25%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#5 of 8: Medium

Percent change and area problems

A rectangle has a length of 35 yards and a width of 24 yards. The length of the rectangle increases by 40% and the width of the rectangle decreases by 25%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#6 of 8: Medium

Percent change and area problems

A rectangle has a length of 35 meters and a width of 25 meters. Both the length and the width of the rectangle decrease by 20%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#7 of 8: Spicy

Percent change and area problems

A rectangle has a length of 30 inches and a width of 20 inches. The length of the rectangle increases by 2.5% and the width of the rectangle decreases by 6%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

#8 of 8: Spicy

Percent change and area problems

A rectangle has a length of 10 yards and a width of 10 yards. The length of the rectangle increases by 6% and the width of the rectangle decreases by 6%. What is the area of the new rectangle after the changes in its length and width? What is the percent change in the area of the rectangle?

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Percent change and area problems quiz can help your students to master this concept very well. It will develop critical thinking and problem-solving skills in them. These types of problems require students to analyze and interpret data, make calculations, and apply mathematical concepts in real-world situations. Additionally, working on percent change and area problems can help students improve their understanding of these topics and increase their confidence in their ability...

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Grade 7

Percents

7.RP.A.3