Question
Mrs Jack paid a total of $47 for 3g files and 4 pens. Each file cost $3.
  1. Express the cost of 1 pen in terms of g
  2. If g = 4, how much did each pen cost? 
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Mrs Jack paid a total of $47 for 3g files and 4 pens. Each file cost $3.
  1. Express the cost of 1 pen in terms of g
  2. If g = 4, how much did each pen cost?