At an average speed of 130 mph, how long would it take a race car to complete a 530 mile race?

Witch represents the inverse of the function f(x)=1/4x-12

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.

(60 points) explain this in detail