What number should come in place of the question mark below?

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

How many times in a given day, minutes and hour clock comes in a straight line ?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

In a fruit store, there was a unique weighing machine that was made to weigh only cherries and strawberries as they were priced the same.

Other fruits like watermelons or mango had different machines as they were expensive.

A man successfully buys watermelons at the price of cherries. How?

A man dies of old age on his 25 birthday. How is this possible?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

What does does this rebus picture means ?