Please solve this linear equations in order 1 - 4 please

the answer is a

step-by-step explanation:

only 10/60 isn't equivalent

hope this : )

12cm

the answer is d

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.