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

John was drowned by he was not wet. How?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

Can you count the number of lines in the below picture?

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

Which English verb becomes past tense just by rearranging the letters?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

In the image given, you can find several triangles. Can you count them all?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?