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

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

Can you find the six hidden animals in the picture below?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

Using Only Five 5's and any mathematical operator make sum as 37

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?