Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

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?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Can you solve the below algebraic mathematical equation?

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

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

It is a 5 letter word if you take away first letter it is something you get from sun, if you remove second letter you will get something to eat, if you remove third letter you get a word you use in pointing at and if you remove the fourth letter you get something to drink. What is it?

The dirtier I get, the whiter I look. Who am I?

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

What is the last thing you take off before bed?