Count the number of triangles in the picture below:

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

Replace the question mark with the correct number in below Picture:

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

You can see three almost identical images below. Can you spot the odd one out from them?

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

You are given 2 eggs.
You have access to a 100-storey building.
Eggs can be very hard or very fragile means it may break if dropped from the first floor or may not even break if dropped from 100th floor, Both eggs are identical.
You need to figure out the highest floor of a 100-storey building an egg can be dropped without breaking.
Now the question is how many drops you need to make. You are allowed to break 2 eggs in the process

A bomb exploded in a room full of married couples and no one died. How?