Although many would shudder at the thought, there are millions of people who love to solve riddles based on mathematics. This section of Math Riddles for Adults has been made by GPuzzles.Com just to suffice all those brain buddies. As the name suggests, they are meant only for the adults. By saying that we are not implying that there is anything not meant for children viewing but that the difficulty level has been kept as per the adults. So, Math Riddles for Adults is optimum for the adults seeking math riddles.
  • Views : 40k+
  • Sol Viewed : 10k+

Math Riddles for Adults #1 - Maths Number Fact Riddle

Difficulty Popularity

The number '7' is the prime followed by a cube.

Is there any other number sharing the same quality?

  • Views : 70k+
  • Sol Viewed : 20k+

Math Riddles for Adults #2 - Very Hard Maths Riddle

Difficulty Popularity

Can you find the smallest positive number such that if you shuffle the digits of the number in a particular order, the shuffled number becomes twice the original number.

  • Views : 40k+
  • Sol Viewed : 10k+

Math Riddles for Adults #3 - Math Riddle

Difficulty Popularity

I am thinking of a 6-digit number. The sum of the digits is 43.

And only two of the following three statements about the number are true:

(1) it's a square number,
(2) it's a cube number, and
(3) the number is under 500000.

  • Views : 60k+
  • Sol Viewed : 20k+

Math Riddles for Adults #4 - Maths Algebra Equation Riddle

Difficulty Popularity

Can you get total of 720 by using six zeros 0,0,0,0,0,0 and any maths operators.

  • Views : 80k+
  • Sol Viewed : 20k+

Math Riddles for Adults #5 - Hard Maths Expression Brain Teaser

Difficulty Popularity

If you are a genius, you can solve it easily.

Use three 9's in a mathematical expression such that it forms the number one. You are not allowed to divide or multiply them.

  • Views : 70k+
  • Sol Viewed : 20k+

Math Riddles for Adults #6 - Tricky Math Race Riddle

Difficulty Popularity

Rooney, Hernandez, and Robin race each other in a 100 meters race. All of them run at a constant speed throughout the race.

Rooney beats Hernandez by 20 meters.
Hernandez beats Robin by 20 meters.

How many meters does Rooney beat Robin by ?

  • Views : 60k+
  • Sol Viewed : 20k+

Math Riddles for Adults #7 - Tricky Mathematician Problem

Difficulty Popularity

A mathematician was challenged to write nineteen in a manner that if one was taken out of it, it became twenty. He failed to do it.

Can you help him?

  • Views : 40k+
  • Sol Viewed : 10k+

Math Riddles for Adults #8 - Logic Question In Maths

Difficulty Popularity

Two trains under a controlled experiment begin at a speed of 100 mph in the opposite direction in a tunnel. A supersonic bee is left in the tunnel which can fly at a speed of 1000 mph. The tunnel is 200 miles long. When the trains start running on a constant speed of 100 mph, the supersonic bee starts flying from one train towards the other. As soon as the bee reaches the second train, it starts flying back towards the first train.

If the bee keeps flying to and fro in the tunnel till the trains collide, how much distance will it have covered in total?

  • Views : 80k+
  • Sol Viewed : 20k+

Math Riddles for Adults #9 - Popular Logic Brain Teaser

Difficulty Popularity

A girl liked to collect money in a piggy bank. She bought pink colored piggy bank when she was 10 years old. She put $250 in the box on each of her birthday. Her younger sister took $50 out of her piggy bank on her birthday. The girl died when she was 50 years old due to an incurable disease.

When the piggy bank was opened, it had just $500. How can that be possible?

  • Views : 40k+
  • Sol Viewed : 10k+

Math Riddles for Adults #10 - Unique Number Brain Teaser

Difficulty Popularity

There are many numbers that can be expressed as the sum of three squares in three different ways.

Can you find out the smallest of such number?

Next
Submit your Email Address to get latest post directly to your inbox.

Latest Puzzles

27 July
Car Moving Riddle

In which direction car is moving?...

26 July
7 Matchsticks Triangles Riddle

By adding just 2 matchsticks, can you ha...

25 July
100 Display Calculator Puzzle

Can you bring the number 100 on the calc...

24 July
Value of x Riddle

If 77x = 189x = 345x.

Wha...

23 July
Dog And The Delivery Guy Riddle

The clever delivery guy went to Alice ho...

22 July
Fenced Horses Puzzle

As shown in the image, the nine horses a...

21 July
99 > 100 Riddle

When is 99 more than 100?...

Puzzles Tags :

Illusions Tags :