Question
One pencil costs $y while one colouring book costs 70¢ less than the pencil.
  1. What is the cost of 4 pencils and 1 colouring book? Express your answer in terms of y in its simplest form. 
  2. Ian wants to buy 4 pencils and 1 colouring book but is short of 20 cents. If the colouring book costs $1.70, how much money does Ian have in dollars?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

One pencil costs $y while one colouring book costs 70¢ less than the pencil.
  1. What is the cost of 4 pencils and 1 colouring book? Express your answer in terms of y in its simplest form. 
  2. Ian wants to buy 4 pencils and 1 colouring book but is short of 20 cents. If the colouring book costs $1.70, how much money does Ian have in dollars?