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?

There is something which you can be arrested for attempting but not for successfully completing.

It is an eleven letter word.
The first, second, third and fourth letters form a banquet's name.
The fifth, sixth and seventh letters form a car's name.
The eighth, ninth, tenth and eleventh letters form a mode of transport.

Can you identify what word it is?

One day Jenifer meets the Lion and the Tiger in the Forest of Forgetfulness. She knows that the Lion lies on Mondays, Tuesdays, and Wednesdays, and tells the truth on the other days of the week. The Tiger, on the other hand, lies on Thursdays, Fridays, and Saturdays, but tells the truth on the other days of the week. Now they make the following statements to Jenifer:

Lion: Yesterday was one of my lying days.

Tiger: Yesterday was one of my lying days too.

What day is it?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

I have eight fingers and two thumbs but I do not live. What Am I?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

How do you go from 98 to 720 using just one letter?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?