How can you take 2 from 5 and leave 4?

How can you make number one disappear by adding something to it?

I cannot talk, but I always reply when spoken to. What am I?

Count the number of balls in picture below:

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

A charming young lady was approached by a kind looking old woman in a restaurant. The old woman said to her, 'You look exactly like my younger daughter. Sadly she passed away a couple of months back. Could you do me a favor and say 'Goodbye, mother' with a kind smile on your face when I leave?

The young lady agreed for the same and said, 'Goodbye, mother' when the old woman left. Soon after, she got the most disengaging shock of her life.

Can you guess what the shock was?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

You need to arrange three 7 and mathematical symbols to form number 1?

There is a box. The area of its top is 240 square units, the area of the front is 300 square units and the area of the end is 180 square units.

Can you calculate the dimensions of this box with the given data?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?