Write a situation that can be represented by the inequality 870 - 40x > 500

.5 lb

step-by-step explanation:

12 in / 6 in =2 in

.25 x 2 = .5 lb

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.