I have branches, but no fruit, trunk or leaves. What am I?

What is the next number in the series?

15 29 56 108 208 ?

I can write cow in 13 letters.

Can You?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

Which is faster, Heat or Cold ? Explain.

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

You are given four tennis balls and asked to arrange those balls in a manner that the distance between each one of them is exactly equal. How will you do it?

Decode the movie name from the below picture?

A wealthy man lives alone in a small cottage. Being partially handicapped he had everything delivered to his cottage. The mailman was delivering a letter one Thursday when he noticed that the front door was ajar. Through the opening he could see the man's body lying in a pool of dried blood. When a police officer arrived he surveyed the scene. On the porch were two bottles of warm milk, Monday's newspaper, a catalog, flyers, and unopened mail. The police officer suspects it was foul play. Who does he suspect and why?