Riddles & Brain Teasers

January's Eight Math Teasers

Can you solve these medium-level math riddles? Each puzzle requires a careful read and a logical step.

#logic puzzles#problem solving#arithmetic riddles#2026 quiz#brain exercise#number challenges#thinking games

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Total Questions

Difficulty Level

medium

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0/0

Quiz Questions

Answer all questions below and test your knowledge.

1
A man buys a horse for $60, sells it for $70, buys it back for $80, and finally sells it for $90. How much total profit did he make?
Question 1
2
You have a digital clock. In a 24-hour period starting from 00:00, how many times will the clock display a time where at least one digit is a '2'? (For example, 02:00 or 12:22).
Question 2
3
If three cats can catch three mice in three minutes, how many cats would it take to catch 100 mice in 100 minutes?
Question 3
4
A bat and a ball together cost $1.10. The bat costs $1.00 more than the ball. How much does the ball cost?
Question 4
5
Using only addition, how can you add eight 8s to get the number 1,000?
Question 5
6
If you multiply my age by 3, then subtract 100, you get the same result as if you multiply my age by 2 and add 20. How old am I?
Question 6
7
A snail climbs 3 feet up a wall during the day but slips back 2 feet each night. If the wall is 30 feet high, how many days will it take the snail to reach the top?
Question 7
8
What is the smallest positive whole number that is divisible by both 12 and 16?
Question 8

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January's Eight Math Teasers

Quiz Intelligence

Quiz Questions

A man buys a horse for $60, sells it for $70, buys it back for $80, and finally sells it for $90. How much total profit did he make?

You have a digital clock. In a 24-hour period starting from 00:00, how many times will the clock display a time where at least one digit is a '2'? (For example, 02:00 or 12:22).

If three cats can catch three mice in three minutes, how many cats would it take to catch 100 mice in 100 minutes?

A bat and a ball together cost $1.10. The bat costs $1.00 more than the ball. How much does the ball cost?

Using only addition, how can you add eight 8s to get the number 1,000?

If you multiply my age by 3, then subtract 100, you get the same result as if you multiply my age by 2 and add 20. How old am I?

A snail climbs 3 feet up a wall during the day but slips back 2 feet each night. If the wall is 30 feet high, how many days will it take the snail to reach the top?

What is the smallest positive whole number that is divisible by both 12 and 16?

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