Why is a river so rich ?

Which flower has two lips?

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?

Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Mr Black, Mr Gray, and Mr White are fighting in a truel. They each get a gun and take turns shooting at each other until only one person is left. Mr Black, who hits his shot 1/3 of the time, gets to shoot first. Mr Gray, who hits his shot 2/3 of the time, gets to shoot next, assuming he is still alive. Mr White, who hits his shot all the time, shoots next, assuming he is also alive. The cycle repeats. If you are Mr Black, where should you shoot first for the highest chance of survival?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Imagine you are in a room with no windows or doors. How will you get out?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.