Question

Q6.

a. When three pens and four erasers were purchased, the cost was $21.25. When two pens
and two erasers were purchased, the cost was $12.50. What was the the price of a pen and the
price of an earaser?​

Answer 1

12.50/2= 6.25

6.25/2= 3.125
(round up the 5 to make it 3.13)

Answer= 3.13