What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

Replace the question mark with the correct number in below Picture:

Make a sentence consisting of three words that have the whole alphabet.

Can you solve this picture maths equation?

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

what does this picture(rebus) riddle means ?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

Assume the given figure to be a delicious doughnut. Yes, now you can concentrate more on the puzzle. So you have this delicious doughnut in your refrigerator when your friends come knocking at the door. There are eight of them. Now you have to make three cuts in this doughnut so that each one of you nine people can enjoy a piece of it. Neither you nor your friends would mind the size of their piece as long as they are getting it. How will you do it?