A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

I make two people out of one. What am I?

How many letters are in the alphabet?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

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?

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?

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.

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