Mrs George paid a total of $43 for 2
c staplers and 4 notebooks. Each stapler cost $3.
- Express the cost of 1 notebook in terms of c.
- If c = 5, how much did each notebook cost?
(a)
Total amount spent on 2
c staplers
= 2
c x 3
= $6
c Total amount spent on 4 notebooks = $(43 - 6
c)
Total amount spent on 1 notebook = $(
43 - 6c4)
(b)
Price of each notebook if
c = 5
= (43 - 6 x 5) ÷ 4
= (43 - 30) ÷ 4
= 13 ÷ 4
= $3.25
Answer(s): (a) $(
43 - 6c4) or $
43 - 6c4; (b) $3.25