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a store is giving away $10 coupons to every 7th person to enter the store and a $25 coupon to every 18th person too emter the store whick person will be the first to get both coupons

Respuesta :

7,14,21,28,35,42,49,56,63,70,77,84,91,98,105,112,119,126
18,36,54,72,90,108,126 

So the first person to get both of them is the 126th person

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