What does this rebus riddle means ?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

It is always ahead of me yet I can never see it. What is it?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

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

The pound is not a finish.

We are sharing a few instructions below, which you have to use in any suitable order to modify the above sentence such that the end sentence is a scientific fact.

- Eliminate a letter and supplement another in its place.
- Take away one word.
- Remove one letter from one word.
- Get rid of two letters from one word.
- Swap a word with its antonym.

What part of the chicken has the most feathers?

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

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?