Rectify the following equality 101 - 102 = 1 by moving just one digit.

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

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?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Identify the movie name through below Rebus containing Pi Mouse and coconut tree..

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?