What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

Which word does the below Plexor means ?

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?

What does this below rebus puzzle mean?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?