Question
Mrs Reggie paid a total of $49 for 2s pencils and 4 files. Each pencil cost $5.
  1. Express the cost of 1 file in terms of s
  2. If s = 3, how much did each file cost? 
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Mrs Reggie paid a total of $49 for 2s pencils and 4 files. Each pencil cost $5.
  1. Express the cost of 1 file in terms of s
  2. If s = 3, how much did each file cost?