CMICH Mathematics Problem of the Week

A new Problem of the Week will be posted each Monday. Solutions are typically due the following Monday at 2 p.m.

• Problem of the Week rules
• PRIZE WINNERS, click here and complete the online form.

This week's problem

• Problem 676

Past weeks' problems, solutions and winners

• 675
  • Problem
  • Solution
  • One subtantially correct solution was submitted by Ruvarashe Musasiwa. Attempted solutions were also submitted by TJ Deriemaker, Lane Sirois and Rayen Ray Aouadi. The prize goes to Musasiwa.

• 674
  • Problem
  • Solution
  • Correct solutions were submitted by Isabella Tucker, Jason Peterson Nicholas Stanlis, Ruvarashe Musasiwa, Lane Sirois, Carter Moleski abd Kendal Swatosh. Based on a draw of lots, the prize is divided between Musasiwa and Swatosh. Partial solutions were also submitted by Claudia Mapes, Sydnee Renee Allen and Sungeun Kim.

• 673
  • Problem
  • Solution
  • Fully correct solutions were submitted by Claudia Mapes, Sungeun Kim, Carter Moleski and Ruvarashe Musasiwa. Based on a draw of lots, the prize is divided between Moleski and Mapes. A substantially correct solution was submitted by Isabella Tucker. Partial solutions were also submitted by Sydnee Renee Allen and Jason Peterson.
• 672
  • Problem
  • Solution
  • There was one substantially correct solution by Kolbi Esch. Partially correct solutions were also submitted by Lane Sirois, Isabella Tucker, Claudia Mapes, Sydnee Renee Allen, Jason Peterson, Carter Moleski and Nicholas Stanlis.
• 671
  • Problem
  • Solution
  • There was one fully correct solution submitted by Jason Peterson. Partially correct solutions were also submitted by Sydnee Allen, Carter Moleski, Ruvarashe Musasiwa, Claudia Mapes and Karlie Ketelaar.
• 670
  • Problem
  • Solution
  • There was no correct solution to this problem.
• 669
  • Problem
  • Solution
  • There was no correct solution to this problem.
• 668
  • Problem
  • Solution
  • There was no correct solution to this problem.
• 667
  • Problem
  • Solution
  • There was no correct solution to this problem.
• 666
  • Problem
  • Solution
  • There was one correct solution to Problem 666, from Emily Dolan-Baker.
• 665
  • Problem
  • Solution
  • There were two correct solutions to Problem 665, from Emily Dolan-Baker and Daniel Thanasiu. The prize is equally divided between them.