Sheela is now 15 years older than her younger brother Sanjay 10 years from now Sheela will be twice as well as Sanjay find the present age of each of them
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let
sheela age = x
sanjay age = y
x = y+15---------(1)
x+10 = 2(y +10)
x+10=2y+20
x =2y +10----------(2)
y+15=2y+10
y=5-----(3)
x=y+15
x=5+15
x=20
sheela age is 20
sanjay age is 5
sheela age = x
sanjay age = y
x = y+15---------(1)
x+10 = 2(y +10)
x+10=2y+20
x =2y +10----------(2)
y+15=2y+10
y=5-----(3)
x=y+15
x=5+15
x=20
sheela age is 20
sanjay age is 5
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