13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?
Complete the table series riddle by finding the number that can replace "??".
A quarter is one-fourth of a dollar but Mr. John has changed the equation as below : DOLLAR * 4 = QUARTER Can you replace each letter with a digit to make the above solution correct?
By using 'because' continuously three times, can you make an English statement ?
When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?
I have eight fingers and two thumbs but I do not live. What Am I?
Can you find a pattern and the missing number in the series given below? 100, 155, 258,? , 584, 819.
I organized a small get together at my home. In the party , i have a barrel with some whiskey in it. Suddenly Guest 1 say 'I bet this barrel of whiskey is more than half full'. 'No, it's less than half full' Guest 2 replied. I don't have any measuring instrument and without removing whiskey from it , how can i determine which of the guest is right ?
I cry without having a voice. I fly without having wings. I bite without having teeth. I whisper without a mouth. Who am I?
Find The Missing Number In the Sequence. 6 25 64 ? 32 1
Find the missing number in the sequence below:
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.