Can you place three balls such that the equation shown in the picture holds true?

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?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

Keyboard words are not in alphabetical order, Why?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

A and B have a certain number of chocolates with them. If B gives one chocolate to A, they will have an equal number of chocolates. But if A gives one chocolate to B, then A will be left with half the number of chocolates that B has.

Can you find out the number of chocolates they have right now?

10+10 and 11+11 can give you the same answer.

Explain how?