Tricky one !!

Number Theory Level 2

A monkey tries to climb a 60 ft high pole. The pole is slippery due to grease and the monkey climbs 3 ft but slips back 2 ft every minute. How much time will the monkey take to reach the top?

Excel in math and science

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Tricky one !!

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 6 million people

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

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

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