10 coins of 10p and 50p are kept in a purse if the total value of the money in the purse is ruppess 19 find the number of type of coins
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10p=x
50p=y
x+y=10
10x+50y=1900p
solving this gives x negative
hence it is not possible
50p=y
x+y=10
10x+50y=1900p
solving this gives x negative
hence it is not possible
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