Question
At a book shop, Penelope paid $22 for 1 guide book and 2 files. The guide book cost $4 less than the total cost of all the files.
  1. How much did 1 guide book cost?
  2. How much did 1 file cost?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

At a book shop, Penelope paid $22 for 1 guide book and 2 files. The guide book cost $4 less than the total cost of all the files.
  1. How much did 1 guide book cost?
  2. How much did 1 file cost?