Question

A crew is shingling a roof. They complete 6.8 square feet every hour. How many square feet will they complete in 12 ½ hours of work?

Answer 1

85 square feet

Explanation:

what we know: complete 6.8 square feet every hour

what we want to know: how much square feet will be compeletein 12 1/2 hours?

12 1/2 is 12.5

6.8 square feet time 12.5 hours gives you 85 square feet :)