As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

What 5-letter word typed in all capital letters can be read the same upside down?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

How can a man go eight days without sleep?

In which direction should the missing arrow point?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

John is found dead in his office at his desk. The police have narrowed the suspects down to three people: Mrs. Jacob, John’s wife Hena and his business partner Jason . All three visited John on the day of his murder, but all three provide the police with stories of explanation as to the reason for their visit.
Police found John with his wrist watch still on his right arm, a torn up picture of his wife laying on the floor beside the trash can, and an ink pen in his right hand. On the desk, the police found a name plate, a telephone that was off the hook, and a personal calendar turned to the July 5th page with 7B91011 written on it. After examining this evidence, the police knew their suspect. Who was it ?