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

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

With the help clues provided in the image, can you find the 5 digit key?

When it is alive we sing, when it is dead we clap our hands. What is it?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

If,

Akriti = 631
Levis = 521
Sroti = 521
Aneel = 533
Then,
Sunil =?

You have a thousand Re. 1 coins with you. You have ten bags with you and you can put any number of coins in each of the bags. The condition is that if someone asks you for any amount between 1 and 1000, you must be able to give that amount by just giving the bag (you are not allowed to open the bag and give coins).

How will you do it?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?