Question

A stack of 4 identical books is 6.28 high. What is the heigh of 30 of these books?

Answer 1

47.1

Explanation:

height of 1 book=6.28÷4=1.57

height of 30 books=1.57×30=47.1

Answer 2

Answer:47.1

Step-by-step explanation:6.28/4=x/30

188.4=4x

47.1=x