If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

I know a nine-letter word having only one vowel.
Do you ?

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

I have no life, but I can die. What am I?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

I organized a small get together at my home.
In the party , i have a barrel with some whiskey in it.

Suddenly Guest 1 say 'I bet this barrel of whiskey is more than half full'.
'No, it's less than half full' Guest 2 replied.

I don't have any measuring instrument and without removing whiskey from it , how can i determine which of the guest is right ?