Before Mount Everest was discovered, what was the highest mountain in the world?

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

How many letters are in the alphabet?

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.

What is the riddle which can be asked all day with a different correct answer each time.

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

Give it food and it will live; give it water and it will die.

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?