Question
There are four times as many purple shirts as pink shirts in a sale. If there are 105 purple and pink shirts altogether,
  1. how many purple shirts are there?
  2. how many more purple shirts than pink shirts?
3 m
(a)

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(b)

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There are four times as many purple shirts as pink shirts in a sale. If there are 105 purple and pink shirts altogether,
  1. how many purple shirts are there?
  2. how many more purple shirts than pink shirts?