Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

Spot 5 differences in two Christmas tree below:

You are a thief and you are being punished for your crime. People have tied your head down on a tree with a rope that has been anchored in the ground. A candle is burning below the rope which is slowly burning it away. Just below your head, a Lion has been left loose and is waiting for you to drop down on the ground so he can have you as his lunch.

You have to survive the scenario. How will you do it?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

Which number comes next in the number series?

2, 9, 30, 93, ?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?