Remove two matchsticks to make the below equation correct.

I’m orange, I wear a green hat and I sound like a parrot. What am I?

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

Different lights make me strange by changing me into different sizes. What am I?

Jack and Joseph are well-known golf rivals. One Day during a match, they were level at a score of 30. Jack hit a bad shot and Joseph added 10 to his score. Joseph then hit an awesome shot and he won the game.

How ?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?