A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?
Can you find out the next digit in the following series ?
0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?
The king of Octopuses has servants who have six, seven or eight legs. The distinguishing characteristics of the servants is that the one with seven legs always lie but the one with either six or eight legs speak the truth always.
One day, four servants meet and converse:
The black one says, 'We have 28 legs altogether.'
The green one says, 'We have 27 legs altogether.'
The yellow one says, 'We have 26 legs altogether.'
The red one says, 'We have 25 legs altogether.'
Can you identify the colour of the servant who is speaking the truth?
Two old friends, Jack and Jill, meet after a long time, and discussing as:
Jack: Hey, how are you, man?
Bill: Not bad, got married and I have three kids now.
Jack: That's awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.
Jack: Cool..But I still don't know.
Bill: My eldest kid just started taking piano lessons.
Jack: Oh, now I get it.
How old are Bill's kids?
Replace the question mark with the correct number.
2 + 2= 4
3 + 3= 18
4 + 4= 48
5 + 5= ?
Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?
why number 8549176320 is one of a kind?
If eleven plus two equals one, what does nine plus five equal?
Replace the question mark with the correct number.
You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.
One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.