Question
There are thrice as many black coats as pink coats in a sale. If there are 148 black and pink coats altogether,
  1. how many black coats are there?
  2. how many more black coats than pink coats?
3 m
(a)

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(b)

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There are thrice as many black coats as pink coats in a sale. If there are 148 black and pink coats altogether,
  1. how many black coats are there?
  2. how many more black coats than pink coats?