Mrs Michael paid a total of $46 for 4
m markers and 8 notebooks. Each marker cost $3.
- Express the cost of 1 notebook in terms of m.
- If m = 3, how much did each notebook cost?
(a)
Total amount spent on 4
m markers
= 4
m x 3
= $12
m Total amount spent on 8 notebooks = $(46 - 12
m)
Total amount spent on 1 notebook = $(
46 - 12m8)
(b)
Price of each notebook if
m = 3
= (46 - 12 x 3) ÷ 8
= (46 - 36) ÷ 8
= 10 ÷ 8
= $1.25
Answer(s): (a) $(
46 - 12m8) or $
46 - 12m8; (b) $1.25