Which is the smallest number that you can write using all the vowels exactly once?

What's a single-digit number with no value?

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?

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.

What kind of tree can you carry in your hand?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Next Number in the Series,

5, 16, 49, 104, ?

Can you solve this picture maths equation?