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How old am I?

Number Theory Level 2

My parents told us that the product of my age and my twin little brothers was 171 a year ago. Can you help me how old I am now?

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Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 7 million people

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Your answer seems reasonable. Find out if you're right!

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That seems reasonable. Find out if you're right!

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by John Aries Sarza

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