Question

What is reasonable estimate for 37% of 40?

Answer 1

Out of 40
50%=20
25%=10
5%=2
35%=14
So more or less 15.5

Answer 2

We set up a proportion: 37/100= ?/40

Cross multiply: 100*?= 37*40
⇒ ?= 37*40/100= 14.8

37% of 40 is 14.8~