Question

jack can read 45 pages pf his book in one and a half hours. at that rate how long will it take him to read the entire 300-page book?

Answer 1

10 hours

Explanation:

We can write a ratio to solve

45 pages 300 pages

---------------- = -------------------

1.5 hours x hours

Using cross products

45x = 1.5(300)

45x =450

Divide by 45

45x/45 = 450/45

x = 10

10 hours