Question
One eraser costs $p. One file costs $(p + 15). One colouring book costs $3p.
  1. Warren bought 4 erasers, 3 files and 1 colouring book. How much did he spend? Simplify your answer in terms of p.
  2. If p = 3, how much did Warren spend altogether?
4 m
(a)

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(b)

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One eraser costs $p. One file costs $(p + 15). One colouring book costs $3p.
  1. Warren bought 4 erasers, 3 files and 1 colouring book. How much did he spend? Simplify your answer in terms of p.
  2. If p = 3, how much did Warren spend altogether?