I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

What's the next in the series?

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

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

Prove that the below maths equation is true.

8 + 8 = 91

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

How many Watermelons are there in the below picture?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

When 99 is considered higher than 100?