Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

Can you find out which options fits best with the missing column?

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

It belongs to you, but other people use it more than you do. What is it?

There is something which is always coming but never arrives?

You can hear me, but you can't touch or see me.

What am I?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

The day after tomorrow will be three days before Tuesday. Can you find out what is today?