35 coins of 10 paise and 25 paise are kept in a purse . If the total value of the money in the purse in rupees 8 , find the number of each type of coins.
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let x no. of 10 paise coin in purse
& y no. of 25 paise coin in purse
then
x+y=35..............(1)
& 10x+25y=800
or 2x+5y=160..........(2)
(2)-2*(1)
3y=90
or y=30
putting the value of y in (1)
x=5
x=5
y=30.................(ans)
& y no. of 25 paise coin in purse
then
x+y=35..............(1)
& 10x+25y=800
or 2x+5y=160..........(2)
(2)-2*(1)
3y=90
or y=30
putting the value of y in (1)
x=5
x=5
y=30.................(ans)
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