Answer:
Option A) 144.87 miles
Step-by-step explanation:
Given that:
Charlie drove miles each day:
156.5 miles;
217.7 miles;
108.3 miles;
141.6 miles;
97.9 miles;
179.7 miles;
112.4 miles.
We know that average formula says:
Average = Sum of all quantities/ total quantities
As there are total of 7 days in a week So:
Average = (156.5 miles + 217.7 miles + 108.3 miles + 141.6 miles + 97.9 miles + 179.7 miles + 112.4 miles.) / 7
Average = 1014.1/7
Average = 144.87 miles
i hope it will help you!