Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

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?

I travel all around the world but always stay in the corner. What am I?

Find the next number in the series.
1 10 24 43 67 ?

You can hear me, but you can't touch or see me.

What am I?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Count the squares in the matchstick puzzle below?

Can you decipher the following common phrase?

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

Can you spot the man between the coffee bean in the picture below ?