A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

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

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

From a pack of 52 cards, I placed 4 cards on the table.

I will give you 4 clues about the cards:

Clue 1: Card on left cannot be greater than the card on the right.
Clue 2: Difference between the 1st card and 3rd card is 8.
Clue 3: There is no card of an ace.
Clue 4: There are no face cards (queen, king, jacks).
Clue 5: Difference between the 2nd card and 4th card is 7.

Identify four cards?

what's the probability of getting a king or a queen from a pack of 52 cards?

I look at you, you look at me, I raise my right, you raise your left. What am I?

O_er_t_o_

Complete the missing letters of the given word.

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

What does this mathematical rebus means ?