You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

What's a single-digit number with no value?

What is the last thing you take off before bed?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

John speaks the truth only once a day in a week. Below are a few hints for you:

First: Days are Sunday, Monday and so on.
Second: One day he says, "I lie on Monday and Tuesday".
Third: On the next day, he says, "Today is either Thursday, Saturday or Sunday".
Fourth: On the next day, he says, "I lie on Wednesday and Friday".

Can you identify the day on which he speaks the truth?

The answer I give is yes, but what I mean is no. What was the question?

Which alphabet is a part of our body?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

What does Alexander the Great and Winnie the Pooh have in common?