Two old friends, Jack and Bill, meet after a long time.
Three kids
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?
Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?
How many triangles can you find in this given picture?
Can you find the missing piece of the Porsche?
There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.
How many marbles are in the box?
The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).
Can you write down eight eights so that they add up to one thousand?
I have Rs.50 and I spend it in the way as below.
Can you find out which number multiplied by itself will give the output as 12345678987654321?
Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not rounded numerals equals 24.
What does the below rebus riddle means?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.