Elizabeth wants to buy some notebooks of the same price. If she buys 2 notebooks, she will have $4.10 left. If she buys 9 notebooks, she will short of $1.50.
- How much does each notebook cost?
- How much does Elizabeth have?
(a)
Difference in the number of notebooks
= 9 - 2
= 7
Amount that Elizabeth needs to buy 7 notebooks
= 4.10 + 1.50
= $5.60
Cost of each notebook
= 5.60 ÷ 7
= $0.80
(b)
Amount that Elizabeth has
= 2 x 0.80 + 4.10
= $5.70
Answer(s): (a) $0.80; (b) $5.70