Question

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar.
A rectangle is 12 feet long and 5 feet wide. If the length of the rectangle is increased by 25% and the width is decreased by 20%, what is the change in the area of the rectangle?
The change in the area of the rectangle is

Answer 1

Length:
12 (0.25) =3
12+3=15

Width:
5 (0.2)=1
5-1=4

Area from original: 12*5=60
Area from new one: 15*4=60
Answer: No change in area