There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

What is the next number in the series?

15 29 56 108 208 ?

Identify the movie name through below Rebus containing Pi Mouse and coconut tree..

What's the only room from which no one can enter or leave

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

Why do we preferably have round manhole covers and not square ones?

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

If,

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