A music store gives every 20th customer a $5 gift card. every 50th customer gets a $10 gift card. Which customer will be the first to receive both types of gift cards?

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asked Apr 23, 2017 11.6k views

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MakG · Answer 1 · 2017-04-29T01:42:32+0000

basically

when wiill the customer be 20th and 50th
or what number is both a multiplule of 50 and 20

the answer is 100
20=2*2*5
50=2*5*5
2*2*5*5=100
100th customer gets both

A music store gives every 20th customer a $5 gift card. every 50th customer gets a $10 gift card. Which customer will be the first to receive both types of gift cards?

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