Math riddles with simple answers


An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?
Just one.
86.69 %
53 votes

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So I can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits.
86.32 %
41 votes

Think of a number. Double it. Add ten. Half it. Take away the number you started with. What is your number?
Your number is 5.
85.67 %
39 votes

As I was going to the mall I met a man with seven wives. Each wive held two bags, each bag held a mother cat, each mother cat had six babies, How many people were going to the mall?
Just one.
84.17 %
35 votes
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