There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

Replace the question mark in the picture below.

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

Name a key which is hardest to turn.

I have eight fingers and two thumbs but I do not live. What Am I?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?