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

What Does this text mean:

important=important

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

In the image below, can you find the value of an angle(y)

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?

I don't get anymore wetter, no matter how much rain falls on me.

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat