I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

Which tank will fill first?

In a Society, there are over 100 flats.

Flat 1 is named the first flat.
Flat 2 is named the second flat.
Flat 3 is named the third flat. And So On.....

A visitor decides to walk through all the flats, and he finds all the flats except flat 62.
Anmol later founds that the locals of the town have given it another name.

What is the name of the Flat?

Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

Can you place three balls such that the equation shown in the picture holds true?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

The dirtier I get, the whiter I look. Who am I?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?