In the seventh grade, Rachel read 15 books. In the eighth grade, she read 18 books. Determine the percent of increase in the number of books Rachel read.

Question

asked Oct 1, 2021 128k views

2 Answers

Clay Ellis · Answer 1 · 2021-10-05T08:44:45+0000

Answer:

20%

Explanation:

Calculate percentage change

from V1 = 15 to V2 = 18

(V2−V1)|V1|×100

=(18−15)|15|×100

=315×100

=0.2×100

=20%change

=20%increase