I have teeth but i don't bite. Who Am I ?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

_ _ _ IE _ _
_ _ _ IE _
_ _ IE _ _
_ _ IE _
_ _ _ _ IE

Like you see, some letters have gone missing from these words that contain the IE pair at some or the other place. The letters that will be used to fill the blanks are given below. Use them and form meaningful words. Can you do that?

A, C, D, F, H, K, L, M, N, N, O, R, R, S, S, S, T, T, Y and Y.

What is the difference between a jeweller and a jailer?

The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels.
RDSH
GGPLNT
TMT
NN

Hint: All of them are vegetables.

What do you answer even though it never asks you questions?

If 1+9+8=1, what is 2+8+9?

what does the below math rebus puzzle mean?