Question

at a office supply store, the ratio of computers to printers is 7:5 . if the office supply store receives a shipment with 28 computers , how many printers can be expected in the shipments?

Answer 1

20

Explanation:

7 computers every 5 printers

7/5 = 28/x

Cross multiply

7x = 5*28

7x = 140

x = 20

Or in words,

7 times 4 is 28

5 times 4 is 20, which is your answer