Count the number of triangles in the picture below:

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

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.

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

What two things can you never eat for breakfast?

Which of the below owl is odd one out?

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

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

Buy me, smell me or deliver me, I do not change.

Who am I?