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?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

A high school has a strange principal. On the first day, he has his students perform an odd opening day ceremony:

There are one thousand lockers and one thousand students in the school. The principal asks the first student to go to every locker and open it. Then he has the second student go to every second locker and close it. The third goes to every third locker and, if it is closed, he opens it, and if it is open, he closes it. The fourth student does this to every fourth locker, and so on. After the process is completed with the thousandth student, how many lockers are open?

Manish and Manoj play 5 games of chess.
Both Manish and Manoj win the exact same number of games. There is no tie at all.

How?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Why Aeroplane windows are round?

What is so fragile that saying its name breaks it?

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.