Our product and our sum always give the same answer. Who are we?

what's the probability of getting a king or a queen from a pack of 52 cards?

Mr Black, Mr Gray, and Mr White are fighting in a truel. They each get a gun and take turns shooting at each other until only one person is left. Mr Black, who hits his shot 1/3 of the time, gets to shoot first. Mr Gray, who hits his shot 2/3 of the time, gets to shoot next, assuming he is still alive. Mr White, who hits his shot all the time, shoots next, assuming he is also alive. The cycle repeats. If you are Mr Black, where should you shoot first for the highest chance of survival?

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?

Which letter of the alphabet has the most water?

What has a bottom at the top?

He does not have any heart but still, He manages to live.
If you kill him, you will eventually die but yet you kill him.
He cannot run, who is He?

You bought me for dinner but never eat me. What am I?

What does this rebus mean?

O
N
C
E
TIME

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?