If two fifty-foot ropes are suspended from a forty-foot ceiling that is twenty feet apart, how much rope will you be able to steal if you have a knife?

Keyboard words are not in alphabetical order, Why?

I want to fill my bucket using both cold and hot water.
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.

How Long will it take to fill the bucket?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

Which five letter word can be added at the end of below word to form a
valid word?

> Pin
> Check
> Boiling
> View

What is black when you buy it, red when you use it, and gray when you throw it away?

Buy me, smell me or deliver me, I do not change.

Who am I?