What does this rebus puzzle means ?

Solve the puzzle by telling what does below picture means.

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

I have Rs.50 and I spend it in the way as below.

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

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

What is the riddle which can be asked all day with a different correct answer each time.

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

81 x 9 = 801. What must you do to make the this equation true?