Mrs Japheth paid a total of $38 for 2
v staplers and 8 notebooks. Each stapler cost $2.
- Express the cost of 1 notebook in terms of v.
- If v = 4, how much did each notebook cost?
(a)
Total amount spent on 2
v staplers
= 2
v x 2
= $4
v Total amount spent on 8 notebooks = $(38 - 4
v)
Total amount spent on 1 notebook = $(
38 - 4v8)
(b)
Price of each notebook if
v = 4
= (38 - 4 x 4) ÷ 8
= (38 - 16) ÷ 8
= 22 ÷ 8
= $2.75
Answer(s): (a) $(
38 - 4v8) or $
38 - 4v8; (b) $2.75