Answer:
to save space for a large set of data
and
if the data is categorical
Step-by-step explanation:
glad to help :)
It’s 6 my bad if I’m wrong
27 miles per gallon. because 153 miles minus 45 miles is 108 miles. 15 gallons of gas minus 11 gallons of gas is 4 gallons of gas. 108 miles divided by 4 gallons is 27 mpg :)