Math Matters Problems Solutions

A Circle packing figure. Inside a circle are five large circles in a ring, with five circles in another ring inside of it, and one circle in the center. Circles are also packed into all the open spaces.

Did you catch the latest edition of Math Matters? In it we included some favorite problems from the Problem of the Week archives. Problems are classified as E (easy), M (medium), H (hard) and C (clear your calendar!).

Our first solution is now revealed.

Our second solution is now revealed.

Our third solution is now revealed.

Our fourth solution is now revealed.

Our fifth solution is now revealed. We’ve moved from easy problems to medium.

Our sixth solution is now revealed.

Our seventh solution is now revealed.

Our eighth solution is now revealed. We’ve moved from medium problems to hard.

Our ninth solution is now revealed.

Our tenth solution is now revealed.

This is our final problem and answer! We hope you’ve enjoyed the challenge of these problems.