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31 October, 23:04

Harrison Stationery sells cards in packs of 5 and envelopes in packs of 16. If Eddie wants the

same number of each, what is the minimum number of cards that he will have to buy?

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  1. 31 October, 23:08
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    The smallest amount of cards he needs to buy is 80.

    Step-by-step explanation:

    What Eddie wants to find is the least common multiple. What a least common multiply is that you try to find the smallest number that both 5 and 16 go into.

    Step 1: Find the LCM of 5 and 16

    5 - > 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80

    16 - > 16, 32, 48, 64, 80

    Answer: The smallest amount of cards he needs to buy is 80.
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Home » Mathematics » Harrison Stationery sells cards in packs of 5 and envelopes in packs of 16. If Eddie wants the same number of each, what is the minimum number of cards that he will have to buy?
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