There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

Out of four images which one is the odd one out?

What is the below Rebus indicate?

Take away the whole and some still remain. What is it?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

What does the rebus below mean?

TEN BADTION

Count the Triangle in the figure given below:

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?