SOLUTION: which of the following sums cannot be made if one has 20 pennies and 2 dimes and 1 quarter a) 21, b)27, c) 31, d) 37

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Question 979544: which of the following sums cannot be made if one has 20 pennies and 2 dimes and 1 quarter
a) 21, b)27, c) 31, d) 37
Answer by solver91311(24713) About Me  (Show Source):
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All of the given sums are possible with the given set of coins.

Two dimes and one penny = 21 cents
One quarter and two pennies = 27 cents
One quarter and six pennies = 31 cents
One quarter, one dime, and two pennies = 37 cents

John

My calculator said it, I believe it, that settles it