Question 909163
In 4 years time, Khairu's mother will be three times as old as khairu. six years ago, his mother was seven times as old as him. Find their present ages.
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6 yrs ago:
x=khairu's age
7x=mother's age
..
At present:
x+6=khairu's age
7x+6=mother's age
..
In 4 yrs time:
x+10=khairu's age
7x+10=mother's age
7x+10=3(x+10)
7x+10=3x+30
4x=20
x=5
x+6=11
7x+6=41
khairu's age=11
mother's age=41