You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

I travel all around the world but always stay in the corner. What am I?

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

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

How can you make number one disappear by adding something to it?

If,

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

Prove that twice of ten is the same as twice of eleven.

O_er_t_o_

Complete the missing letters of the given word.

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?