Answer:
Approximate marks sally get = 95%
Explanation:
Given:
Sally's study time = 1.5 hour = 1.5 × 60 = 90 minute
Find:
Approximate marks sally get.
Computation:
Number of minute sally study = 1.5 × 60
Number of minute sally study = 90 minutes
Using graph,
Vertical line on 90 minutes shows 95% , we can say that the person who study 90 minutes per day get 95% marks
So,
Approximate marks sally get = 95%