Bob and Carol are teenagers. Bob is two years older than Carol. If the digits of Carol's age are reversed, the new number would

Question

1 year ago

9

be three times as large as Bob's age. Find Bob's age.

1 answer:

professor190 [17] · Answer 1 · 2023-06-20T21:30:40+03:00

Bob is 2 years older than Carol and the reverse of Carol's age is 3 times Bob's age, which makes Bob's to be 17 years.

<h3>How can Bob's age be calculated?</h3>

Let 1B represent Bob's age and let 1C represent Carol's age, we can write the following equations;

Reversing Carol's age gives;

The multiples of 3 that have the form X1 have 7 as the rightmost number.

Given that 1B is a teenager, we have;

When;

The reverse of Carol's age is therefore;

Therefore, from the given description, Bob's age 1B = 17 years

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