Question

Bryan can solve 25 math problems in 30 minutes. At this rate, how many problems can he solve in 1

hour?
problems per hour.

Answer 1

50

Explanation:

25 ----------- 1/2 h (half and hour)

x ------------- 1 h

---------------------------------

25 * 1h = x * 1/2h

25 = x/2

50 = x

he can solve 50 problems in 1 hour