Question
One stamp costs $s. One pen costs $(s + 15). One story book costs $4s.
  1. Cole bought 4 stamps, 3 pens and 1 story book. How much did he spend? Simplify your answer in terms of s.
  2. If s = 18, how much did Cole spend altogether?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

One stamp costs $s. One pen costs $(s + 15). One story book costs $4s.
  1. Cole bought 4 stamps, 3 pens and 1 story book. How much did he spend? Simplify your answer in terms of s.
  2. If s = 18, how much did Cole spend altogether?