There are four types of common coins in US currency:
quarters (25 cents) dimes (10 cents) nickels (5 cents), and pennies (1 cent)
There are six ways to make change for 15 cents:
A dime and a nickel A dime and 5 pennies 3 nickels 2 nickels and 5 pennies A nickel and 10 pennies 15 pennies
Task:
How many ways are there to make change for a dollar using these common coins? (1 dollar = 100 cents).