Mathematical riddles and puzzles form an essential part of many competitive exams. These are mostly based on the concepts of algebra, arithmetic, ratio & proportion or picture puzzles. Here is a compilation of some of the best math puzzles grouped according to their level of difficulty. Each article contains a set of 10 maths riddles and puzzles with answers. In this article, you will come across medium level puzzles devised to hone your mental aptitude.

- 20
- 132
- 66
- 99

Explain your answer

- 1
- 3
- 4
- 6
- 7

7 7 7 7 7 = 50

Altogether there were 11 very nice mornings and 12 very nice afternoons. How many days did their holiday last?

Mathematical Puzzles: Practice Exercises