The ages of soni and manu are in the ratio 7:5,ten years hence the ratio of their ages will be 9:7. find their present ages.
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[(7x+10)/(5x+10]=9/7
49x + 70= 45x + 90
4x=20
x=5
Age of soni=(7X5)=35yrs
Age of manu=(5X5)=25yrs
49x + 70= 45x + 90
4x=20
x=5
Age of soni=(7X5)=35yrs
Age of manu=(5X5)=25yrs
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