Question

Maria reads 15 and 1/2 pages in 1/2 hour. What is her unit rate for reading?

a) 7.75 pages per hour
b) 15 pages per hour
c) 16 pages per hour
d) 31 pages per hour

Answer 1

Step 1: Find out how mnay pages she reads in an hour.
15.5 ~ 0.5 hour
(2)15.5 ~ (2) 0.5 hour
31 ~ 1 hour

Answer: d) 31 pages per hour

Answer 2

She reads 15.5 pages every 30 minutes. There are two 30 minutes in one hour (60 minutes) so the answer is 15.5*2 = 31.