Question

Connor reads 3 pages every 4 minutes. At this rate, how many pages can he read in 30 minutes?

Answer 1

3 pages ?
---------- = --------------
4 min 30 min

3 x 30 = 4 x ?

90 = 4 x ?

? = 90/4 = 22 and 1/2

22 and half pages in half hour

Answer 2

He can read 22.5 pages.

Explanation:

first: 30/4 = 7.5

second: 7.5(3) =22.5