Question
Mrs Ken paid a total of $31 for 3i pens and 4 staplers. Each pen cost $2.
  1. Express the cost of 1 stapler in terms of i
  2. If i = 4, how much did each stapler cost? 
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Mrs Ken paid a total of $31 for 3i pens and 4 staplers. Each pen cost $2.
  1. Express the cost of 1 stapler in terms of i
  2. If i = 4, how much did each stapler cost?