You are given infinite coins of denominations 1, 3, 4. - Practice (English)

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You are given infinite coins of denominations 1, 3, 4. - Practice (English) | ObjectiveMcq

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You are given infinite coins of denominations 1, 3, 4. What is the minimum number of coins required to achieve a sum of 7?

Correct Answer: B — 2

Explanation:

A sum of 7 can be achieved by using a minimum of two coins {3,4}.

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