Can you name some countries which do not have the alphabet 'A' in them?

Two old friends, Jack and Bill, meet after a long time.

Three kids
Jack: Hey, how are you, man?
Bill: Not bad, got married and I have three kids now.
Jack: That's awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.
Jack: Cool..But I still don't know.
Bill: My eldest kid just started taking piano lessons.
Jack: Oh, now I get it.

How old are Bill's kids?

Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Guess the hidden movie name?

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

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?