A person has 4 coins,each of different denominations ,what is the number of different sums...
A person has 4 coins,each of different denominations ,what is the number of different sums...
A person has 4 coins,each of different denominations ,what is the number of different sums of money the person can form using one or more coins at the same time
A.16
B.15
C.12
D.11?
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