2, 3, 5, 9, 17, _ What is the next number in the sequence?

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 ?

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

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

What does does this rebus picture means ?

Can you count the number of matches in the picture below ?

What runs around the whole yard without moving?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?