Question

How much would 180 pens cost if bought in boxes of 12, each box costing $5.80?

Answer 1

87 DOLLARS IS THE ANSWER

Answer 2

First, figure out how many boxes would have to be bought to get 180 pens:

180 pens
---------------------- = 15 boxes
12 pens per box

Next, mult. (15 boxes) by ($5.80):  15($5.80) = $87 (answer)