I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Which alphabet is a part of our body?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

Replace the question mark in the picture below.

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 a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

What does this rebus puzzle means ?