Question
In a shop, 4 files and 5 pens cost $23.70. Joseph bought 5 files and 6 pens at $28.80 from the book shop.
  1. Find the cost of 1 file and 1 pen.
  2. What was the cost of 1 pen?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

In a shop, 4 files and 5 pens cost $23.70. Joseph bought 5 files and 6 pens at $28.80 from the book shop.
  1. Find the cost of 1 file and 1 pen.
  2. What was the cost of 1 pen?