Mason wants to buy some pencils of the same price. If she buys 2 pencils, she will have $5.60 left. If she buys 4 pencils, she will short of $1.70.
- How much does each pencil cost?
- How much does Mason have?
(a)
Difference in the number of pencils
= 4 - 2
= 2
Amount that Mason needs to buy 2 pencils
= 5.60 + 1.70
= $7.30
Cost of each pencil
= 7.30 ÷ 2
= $3.65
(b)
Amount that Mason has
= 2 x 3.65 + 5.60
= $12.90
Answer(s): (a) $3.65; (b) $12.90