Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

What can go through glass without breaking it?

Can you identify the Oscar-winning movie from the rebus below?

Can you complete the sequence?

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

I make two people out of one. What am I?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?