You need to arrange three 7 and mathematical symbols to form number 1?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

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?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

How can you leave a room with two legs and return with six legs?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

What has one eye, but can’t see?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?