You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

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

You need to arrange three 7 and mathematical symbols to form number 1?

What is wrong in the below Picture?

Can you write down eight eights so that they add up to one thousand?

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

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

The two towns are exactly 100 km apart. John leaves City A driving at 30 km/hr and Jacob leaves City B half an hour later driving at 60 km/hr. Who will be closer to City A when they meet?

What is the coolest letter in the alphabet?

What occurs twice in a week, once in a year but never in a day?