Question
The pen cost thrice as much as the notebook. Julian bought 1 pen and 2 notebooks for $20.
  1. How much did one notebook cost?
  2. How much did one pen cost?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

The pen cost thrice as much as the notebook. Julian bought 1 pen and 2 notebooks for $20.
  1. How much did one notebook cost?
  2. How much did one pen cost?