kunal is 6 times older than his son. 2 years ago he was 8 times older than hi son his present age is?
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let Kunal age is x yrs
Son age is y yrs
x = 6y. eq1
x - 2 = 8(y - 2)
x - 2 = 8y - 16
8y - x = 14. eq2
Now put x = 6y in. eq2
8y - 6y = 14
2y = 14
y = 7
Put y = 7 in eq1
x = 6y
x = 6×7 = 42
Kunal age = 42 yrs
Son age = 7 yrs
Thanks
Son age is y yrs
x = 6y. eq1
x - 2 = 8(y - 2)
x - 2 = 8y - 16
8y - x = 14. eq2
Now put x = 6y in. eq2
8y - 6y = 14
2y = 14
y = 7
Put y = 7 in eq1
x = 6y
x = 6×7 = 42
Kunal age = 42 yrs
Son age = 7 yrs
Thanks
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