Representing Money Amounts to 20 Cents
Time and Money, and more...
 
1. HARD

You are buying three pieces of candy, which cost 14 cents in total. What is the fewest number of coins you need to pay with, to give the shopkeeper exact change?

 
2. HARD

An ice cream truck sells your favourite ice cream bar for 1 dollar. Can you buy it with 100 pennies?

 
3. HARD

How many nickels are in a quarter?