I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Which is the smallest number that you can write using all the vowels exactly once?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

What does below Rebus mean ?

esgg sgeg gegs gsge

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

What do you get if you add 2 to 100 four times?

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

It is always ahead of me yet I can never see it. What is it?