At a grocery store, bannanas cost .90 each and oranges cost .80 each. ava has 15 dollars to spend. if ava wants to buy exactly 5 bannanas, at most how many oranges can she buy

She can buy at most 13 oranges because 5 times .90 is 4.50 and 15-4.5 is 10.50 and 10.50 divided by .80 is 13.125 so she can buy 13 oranges.

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.