Question
A pen cost $3.50. A file cost $12.50 more than the pen. Gem spent $161 on such pens and files. She bought twice as many pens as files.
  1. How many files did Gem buy?
  2. How much money did Gem spend on the pens? 
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

A pen cost $3.50. A file cost $12.50 more than the pen. Gem spent $161 on such pens and files. She bought twice as many pens as files.
  1. How many files did Gem buy?
  2. How much money did Gem spend on the pens?