What word begins and ends with an E, but has only one letter?

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

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

What has many teeth, but cannot bite?

Which is heavier: a ton of bricks or a ton of feathers?

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?

What is the word or phrase below?
R | E | A | D

Two Twins Jack and Jill were standing back to back and suddenly they started running in opposite direction for 4 kilometres and then turn to left and run for another 3 kilometres.

what is the distance between the Baggio twins when they stop ?

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