Question

There were 50 boys and 40 girls in the school choir last year. This year the boys

increased by 12%, but the girls decreased by 5%. How many more people are in the
choir this year from last year?

Answer 1

4

Explanation:

boys increases : 50(0.12)=6

girls decreases : 40(-0.05)= -2

6 - 2 = 4 more people

Hope this helps