Answer:
7 hours
Explanation:
This week Melisa studied for 28 hours. Last week she studied 1/4'th of it.
So to find last week study hours. Divide this weeks study hours by 4.
Last week study hours:
- this week study hours ÷ 4



It's about 3 (3 13/33) to be exact
60 pencils. It’s a ratio. 60/96 can be simplified down to 5/8