How can you write nineteen in a manner that if we take out one, it becomes twenty?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

what one word does the below rebus identifies?

What is next number in the pattern below:

131 517 192 123 ?