Question

During its grand opening weekend, a restaurant gave every eight customer a free drink, every twelfth
customer a free snack and every fifteenth customer a free scoop of ice cream.Which customer was the first to receive all the three items?

Answer 1

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120 is the answer

Explanation:-

Customer that recieves a free drink is = 8th

Customer that recieves a free snack is = 12th

Customer that recieves a free scoop of ice cream = 15th

Customer that recieves all three first =

Take LCM of 8,12 and 15 i.e. 2×2×2×3×5 = 120

Hence, The 120th customer will recieve all three first

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