Mrs Ethan paid a total of $45 for 3
h markers and 4 notebooks. Each marker cost $2.
- Express the cost of 1 notebook in terms of h.
- If h = 5, how much did each notebook cost?
(a)
Total amount spent on 3
h markers
= 3
h x 2
= $6
h Total amount spent on 4 notebooks = $(45 - 6
h)
Total amount spent on 1 notebook = $(
45 - 6h4)
(b)
Price of each notebook if
h = 5
= (45 - 6 x 5) ÷ 4
= (45 - 30) ÷ 4
= 15 ÷ 4
= $3.75
Answer(s): (a) $(
45 - 6h4) or $
45 - 6h4; (b) $3.75