hari is twice as old as his son.twenty years ago he was four times as old as his son.the present age of hari is ?
sumanta11:
60
Answers
Answered by
3
x=age of son
y=age of hari
y=2x
y-20=4(x-40)
y-20=4x-120
2x-20=4x-120
100=2x
50=x
y=100
y=age of hari
y=2x
y-20=4(x-40)
y-20=4x-120
2x-20=4x-120
100=2x
50=x
y=100
Answered by
1
present age of hari is 60 yrs. & present age of his son is 40 yrs
plz explain in length
let present age of hari's son is x. and ha
let present age of hari's son is x. therefore hari age = 2x. before 20 yrs. haris son was 2x-20. & hari was x-20. therefore by given condition x-20=4(2x-20)
sorry mistake.
thanks again
before 20 yrs haris son age x-20. and hari s age 2x-20. by given condition 2x-20=4(x-20)
thank you very much
or 2x-20= 4x-80........... or, 2x= 60. which is hari present age
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