You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

I have Rs.50 and I spend it in the way as below.

What month of the year has 28 days?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

What have one eye but still cannot see?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

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?

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?

If your uncle’s sister is not your aunt, what relation is she to you?

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?