What begins with T, ends with T, and has T in it?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

There was a strange boy who was born before his father. How can this be possible?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

Consider this: Arnold Schwarzenegger has a big one. Michael J. Fox has a small one. Prince doesn’t have one. The Pope has one but never uses it. Bill Clinton has one and uses it all the time. What is it?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

Prove that the below maths equation is true.

8 + 8 = 91

Which is the rope you never skip with?

Prove that twice of ten is the same as twice of eleven.

Mr Red Lives in the red house.
Mr Green Lives in the greenhouse.
Mr Yellow Lives in the yellow house.

Who lives in the Whitehouse?