|Spoiler Inside: Solution to Puzzle||SelectShow>|
Forty-five cents can be represented with three to nine coins. This leaves at most three coins for the four dollars. Obviously, the dollar amount will have to be in loonies and toonies only. (Smaller denominations would use too many coins.)
The forty-five-cent combinations are:
and the others are irrelevant as four dollars requires at least two coins.
The four-dollar combinations are:
There are six ways to combine the combinations given, but the limit is six coins.
Two toonies can be combined with either of the forty-five-cent combinations given.
There are three ways to buy my yummy, chocolate-coated, ice cream thing on a stick when paying tax. Yes, this is the same way as for the previous problem.