Sales tax on an item directly proportional to the cost of the items purchased. If the tax on a $400 item is $24, what is the sales tax on a $350 item?

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.