What occurs twice in a week, once in a year but never in a day?

Find the next number in the series.
1 10 24 43 67 ?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Can you count the number of matches in the picture below ?

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

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

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

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?

You are in a room with no metal objects except for two iron rods. Only one of them is a magnet.
How can you identify which one is a magnet?