Question

Find 30% of 70 a. 21 b. 36 c. 40

Answer 1

A is your answer

We can cross multiply using x/70=30%/100

Solving it we get:
100x=2100 (70 times 30)
x=21


So we get a, 21 as your answer.

I hope this helped!

Answer 2

Your answer will be a. 21