By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

What am I?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.

Can you tell me , Which other pages won't be there as well ?

In which direction should the missing arrow point?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?