A bag contains a total of 93 coins in the form of one rupee and 50 paise coins. If the total value of coins in the bag is Rs.56, find the number of 50 paise coins in the bag?
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total no. of coins = 93
let no. of 1 rupee coin be x and 50 paise coin be y
then , x+y=93
and value of coin =5600 paise
100x +50y=5600
x=19 y= 74
no. of 50 paise coins = 74
let no. of 1 rupee coin be x and 50 paise coin be y
then , x+y=93
and value of coin =5600 paise
100x +50y=5600
x=19 y= 74
no. of 50 paise coins = 74
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