Mrs Ivan paid a total of $46 for 2
p pencils and 8 notebooks. Each pencil cost $3.
- Express the cost of 1 notebook in terms of p.
- If p = 6, how much did each notebook cost?
(a)
Total amount spent on 2
p pencils
= 2
p x 3
= $6
p Total amount spent on 8 notebooks = $(46 - 6
p)
Total amount spent on 1 notebook = $(
46 - 6p8)
(b)
Price of each notebook if
p = 6
= (46 - 6 x 6) ÷ 8
= (46 - 36) ÷ 8
= 10 ÷ 8
= $1.25
Answer(s): (a) $(
46 - 6p8) or $
46 - 6p8; (b) $1.25