Brain Teasers
Number Hang-up
The owner of a motel with 100 rooms wants the room doors numbered in order from 1 to 100. She asks you to buy numbers and hang them on the doors. Now you must go to the store and buy all the digits you need to make the numbers.
How many of each digit, 0 to 9, must you buy?
How many of each digit, 0 to 9, must you buy?
Answer
You will need twenty-one 1s, twenty each of 2 through 9, and eleven 0s.Hide Answer Show Answer
What Next?
View a Similar Brain Teaser...
If you become a registered user you can vote on this brain teaser, keep track of which ones you have seen, and even make your own.
Solve a Puzzle
Comments hidden to avoid spoilers.
Follow Braingle!