Lalit mother gave him some 10 rs note and some 5 rs notes amounting rs 190 lalit said if mother had interchange the notes given to me l would have 185rs with me find number of 10&5 rs note given to lalit by mother
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let the no. of 10rs note = x
let the no. of 5rs note = y
acc. to question,
10x + 5y = 190 _______(1.)
5x + 10y = 185 _______(2.)
on solving these equations,
we get, x = 13
y = 12
so no. of 10 rs note = 13
so no. of 5 rs note = 12.
let the no. of 5rs note = y
acc. to question,
10x + 5y = 190 _______(1.)
5x + 10y = 185 _______(2.)
on solving these equations,
we get, x = 13
y = 12
so no. of 10 rs note = 13
so no. of 5 rs note = 12.
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