Answer:
6.75
Explanation:
divide 4.50 by 40 to find the cost per pencil
4.50 ÷ 40 = .1125
each pencil costs .1125 or 11.25 cents, keep the cost per pencil as .1125
then multiply .1125 by 60. because each pencil costs
.1125 and there are 60 pencils the answer is 6.75