Problem of the Week #21

Thank you for participating the last Problem of the Week. We received quite a few submissions to #20, and the winner is Brendan Caseria, who provided the first solution; we would like to mention Russel Hart, Stephen Skapek, and Scott Goodson for providing more or less the same solutions.

After having a Calculus problem in #20, #21 is even more elementary:

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s