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24 October, 08:15

The ratio of coins to notes in a bag is 3 to 8. If there are a total of 24 coins then how many notes are there?

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  1. 24 October, 09:38
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    Set up a proportion

    3 coins:8 notes and then the other one 24 coins : x (unknown notes)

    they have a relationship so we can set them equal to each other.

    3/8=24/x cross multiply: 8 * 24 = 192

    Now divide that by 3: 192/3 = 64

    So there are 64 notes in the bag
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