Question

Koby can work about 22 math problems in 30 minutes. At this rate how many math problems can Koby work in 3 hours

Answer 1

132 problems because...

there are six 30 minutes in 3 hours so you would multiply 22 with 6 to get 132 
(22*6=132)

Answer 2

The answer is 132 problems, I hope this helps