If six children and two dogs were under an umbrella, how come none of them got wet?

Can you replace the question mark with the correct number?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

I cannot talk, but I always reply when spoken to. What am I?

While house hunting in London, I came across a very good leasehold property Discussing the lease the landlady told me:

'The property was originally on a 99 years lease and two-thirds of the time passed is equal to four-fifths of the time to come. Now work it out for yourself and see how many years are to go!

If eleven plus two equals one, what does nine plus five equal?

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?

On rolling two dices (six-sided normal dice) together, what is the probability that the first one comes up with a 2 and the second one comes up with a 5?

What has to be broken before you can use it?