Help

i used to know but i learned it a long time ago sorry

step-by-step explanation:

the answer is 45 i just did it on oddesy ware

i need more info. are you looked to see there mph? how much they deliver? how far they go?

step-by-step explanation:

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.