4 years ago father age was 4 times that of sons age at present the sum of father age and son age is 53 years what is father present age
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Let the father's age be x
And son's age be y
ATQ,
X+y = 53... (i)
X-4 = 4(y-4)
X -4 = 4y -16
X -4y = -12 ..(ii)
By elimination method
5y = 65
Y = 13
X+y = 53
X = 53-13
X = 40
And son's age be y
ATQ,
X+y = 53... (i)
X-4 = 4(y-4)
X -4 = 4y -16
X -4y = -12 ..(ii)
By elimination method
5y = 65
Y = 13
X+y = 53
X = 53-13
X = 40
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