Riddle Up
  • Theme

Math Riddles

Hard Math and Logic

Family has 2 kids, one is a boy. Probability the other is a girl?

Medium Math and Logic

5 cats catch 5 mice in 5 mins. Cats needed for 100 mice in 100 mins?

Hard Math and Logic

100 people flip switches of multiples of their entry. How many stay on?

Medium Math and Logic

How many gas stations are there in the United States?

Hard Math and Logic

2 A and 2 B pills identical. Hand has 1A, 2B. How to get correct dose?

Hard Math and Logic

10x10x10 cube painted then cut into 1x1x1s. How many have no paint?

Hard Math and Logic

3-pointer (40% win) or 2-pointer (70% tie, then 50% OT win)?

Medium Math and Logic

9 marbles, one is heavier. Min weighings on a balance to find it?

Medium Math and Logic

What is the sum of all the integers from 1 to 100?

Medium Math

I'm red all over, with dust in the air. Some people think I might have had water to share. What am I?

Medium Math

I'm the planet with the most bling, I've got rings you can't help noticing! What am I?

Hard Math

A man looks at a painting in a museum and says, "Brothers and sisters I have none, but that man's father is my...

Hard Math

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many b...

Easy Math

If there are three apples and you take away two, how many apples do you have?

Hard Math

A man describes his daughters, saying, "They are all blonde, but two; all brunette but two; and all redheaded...

Easy Math

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many e...

Hard Math

The day before yesterday I was 21, and next year I will be 24. When is my birthday?

Medium Math

Two fathers and two sons are in a car, yet there are only three people in the car. How?

Medium Math

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actu...

Easy Math

Which is heavier: a ton of bricks or a ton of feathers?

Medium Math

Mary has four daughters, and each of her daughters has a brother. How many children does Mary have?

Medium Math

What three numbers, none of which is zero, give the same result whether they're added or multiplied?

Easy Math

If two's company, and three's a crowd, what are four and five?

Medium Math

I am an odd number. Take away a letter and I become even. What number am I?

Share this page

Copyright © Riddleup.com. All Rights Reserved.
Explore
Riddles Categories
Share