Question
In a store, 3 staplers and 4 files cost $15.50. Joseph bought 4 staplers and 5 files at $19.80 from the book shop.
  1. Find the cost of 1 stapler and 1 file.
  2. What was the cost of 1 file?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

In a store, 3 staplers and 4 files cost $15.50. Joseph bought 4 staplers and 5 files at $19.80 from the book shop.
  1. Find the cost of 1 stapler and 1 file.
  2. What was the cost of 1 file?