Currency notes - Part 1
Number Theory
Level
3
At an Automated Teller Machine (ATM), notes of denominations 100, 500 and 1000 are dispensed.
In order to prevent fraud, you can withdraw a maximum of 40 notes in one transaction.
What is the smallest multiple of 100 that the ATM is unable to release in one transaction?
Image credit: Wikipedia George Grinsted
by
Unnikrishnan V