What kind of storm is always in a rush?

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

It begins where the time ends.
Its second is an expression of surprise.
Its third is a question.
Its fourth is urinate.
It ends with a drink.

Which country it is?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Considering the below equation:

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

Then, I + II + III = ?