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

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

I have teeth but i don't bite. Who Am I ?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

Who has married many women but was never married?

What part of Turkey has the most feathers?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

How many words can a pen with half refill write?

Four cars come to a four-way stop, each coming from a different direction. They can’t decide who got there first, so they all go forward at the same time. All 4 cars go, but none crash into each other. How is this possible?