Answer :
The expression of the unit rate was defined with all parameters rightly inputed the Molly's unit rate is 2.5 pages per minutes
Speed and Rate
Given Data
- Number of Pages read = 75 pages
- Time taken = 30 minutes
- Required = rate
The speed/ rate is defined as the number of pages read per minutes passed
Hence the expression for the unit rate is given as
Unit Rate = Number of pages/Time Taken
Substituting our given Parameters
Unit Rate = 75/30
Unit Rate = 2.5 pages per minutes
Learn more about speed here:
https://brainly.com/question/4931057