What is the coolest letter in the alphabet?

On a beautiful Sunday morning, You ordered a hot tea to your hotel room and suddenly you remember an important thing that needed to be done right now will take around 3 minutes to complete.
Like most people you like your tea to be hot while drinking so, when should you pour cream in the tea?
1. straight away
2. Just people, you drink the team
3. Its does not matter

Replace the question mark with the number below given a simple math problem.

Find the value of "?" in the ball picture Riddle below:

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

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

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

In the picture given below, can you find out which digit will take place of the question mark?

A frog is at the bottom of a 30-meter well. Each day he summons enough energy for one 3-meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?