The fuel efficiency for a new helicopter engine is given by the continuous function r(c) where r is measured in gallons per mile .

saving = more money

step-by-step explanation:

if you have 100 bucks, and you want to buy a candy bar, even if you have one at home, if you choose not to buy it, you save.

~courtney

the correct answer is x/3+10≥32

hope this !