How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

If six children and two dogs were under an umbrella, how come none of them got wet?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

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?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Two men are in a desert. They both have packs on. One of the guys is dead. The guy alive has his pack open, and the guy who is dead has his pack closed. What is in the pack?

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

When can we add 2 to 11 and get 1 as the correct answer?