Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

Keyboard words are not in alphabetical order, Why?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I