HELPP PLEAASE I DO GIVE BRAINLESS

A 1

Step-by-step explanation:

1/3×1/3=1/9x1/3=1/27

27x1/27=1

sites:

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.