Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

What Does this text mean:

important=important

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

Which digit occurred maximum times between the number 1 and 1000?

How can you leave a room with two legs and return with six legs?

Find the 8 in the below-given Image.

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

Which is the smallest number that you can write using all the vowels exactly once?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.