A keyboard is originally priced at $140. The online retailer gives a discount and the keyboard is now priced at $77. Enter the percentage discount for the cost of the keyboard.

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.