A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

What do you answer even though it never asks you questions?

What happened when the wheel was invented?

Find the missing number in the image below.

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

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

What English word has three consecutive double letters?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?