• Views : 70k+
  • Sol Viewed : 20k+

Cool Math Puzzles #1 - Professor Problem

Difficulty Popularity

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Neither do I know your number.
A: Now I know.

There are four solution for this.What are they ?

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

Cool Math Puzzles #2 - Tricky Maths Riddle

Difficulty Popularity

Hockey Stick and ball cost $50. If the Stick cost $49 more than the ball.

what is the cost of each ?

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

Cool Math Puzzles #3 - Logical Bank Brain Teaser

Difficulty Popularity

A bank customer had Rs.100 in his account. He then made 6 withdrawals, totaling Rs.. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
Rs.50 Rs.50
Rs.25 Rs.25
Rs.10 Rs.15
Rs.8 Rs.7
Rs.5 Rs.2
Rs.2 Rs.0
Rs.100 Rs.99


Why are the Totals not exactly right ?

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

Cool Math Puzzles #4 - Amazing FAQ Riddle

Difficulty Popularity

The square of the number 111,111,111 is amazing.

Whats that ?

  • Views : 50k+
  • Sol Viewed : 20k+

Cool Math Puzzles #5 - Maths Algebra Riddle

Difficulty Popularity

There are two ways by using three time the same number with an plus(+) operator , you can make sum as 60.
Whats the other they ?

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

Cool Math Puzzles #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 : 40k+
  • Sol Viewed : 10k+

Cool Math Puzzles #7 - Mathematical Sum Riddle

Difficulty Popularity

Can you get sum of 99 by using all numbers (0-9) and only one mathematical symbols ?

  • Views : 50k+
  • Sol Viewed : 20k+

Cool Math Puzzles #8 - Tricky Distance Riddle

Difficulty Popularity

Two villages owlna and kathur are exactly 2000 km apart.

Pramod leaves City "owlna" driving at 50 km/hr and Anmol leaves City "kathur" a half an hour later driving 90 km/hr. Who will be closer to City "owlna" when they meet?

  • Views : 50k+
  • Sol Viewed : 20k+

Cool Math Puzzles #9 - Weight Balance Riddle

Difficulty Popularity

You can place weights on both side of weighing balance and you need to measure all weights between 1 and 1000. For example if you have weights 1 and 3,now you can measure 1,3 and 4 like earlier case, and also you can measure 2,by placing 3 on one side and 1 on the side which contain the substance to be weighed. So question again is how many minimum weights and of what denominations you need to measure all weights from 1kg to 1000kg.

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

Cool Math Puzzles #10 - 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.

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