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

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

If 1+9+8=1, what is 2+8+9?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

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

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

Can you find the 09 errors in the picture below?