Present ages of Karan and Arjun are in the ratio 4 : 5 respectively. Six years hence the ratio becomes 7 : 8. What is the sum of the present ages of Karan and Arjun?
1) 18 years
2) 30 years
3) 36 ye
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Mathematics has 25%formulas, 25%proofs and apply 25%thinking and 25%efforts. In real life situations proofs are nothing but already existed stories(we know the solutions from all experienced people). formulas are nothing but goals. we have so many goals bK. Mounika
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