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The ages of Rahul and Haroon are in the ratio of 3:5. Seven years later the sum of their ages will be 62 years. What are their present ages?

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Rahul's age

years and Haroon's age

years

Rahul's age

years and Haroon's age

years

Rahul's age

years and Haroon's age

years

Rahul's age

years and Haroon's age

years

answer is C.

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Detailed Solution

Concept-A ratio is indeed a correlation between two quantities. A proportion is really an equation that sets two ratios equal to each other.
Take the common ratio between Rahul's age and Haroon's age be

. Then, age of Rahul and Haroon will be

and

years respectively. After 7 years, their ages will be

and

respectively.
We have

Now, present age of Rahul is

years.
Present age of Haroon is

years.
Hence, the correct answer is option 3) Rahul's age

years and Haroon's age

years.

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The ages of Rahul and Haroon are in the ratio of 3:5. Seven years later the sum of their ages will be 62 years. What are their present ages?

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Detailed Solution

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