Math Challenge # 5 and the solution for Math Challenge # 4 are available starting from Friday, November 20th 2020.
Check more details about the program, how to participate and the challenges calendar at https://www.mathinaction.org/ben-rush.html
Please remember to use the following pattern for the subject line when submitting your solution:
- If you do not have access to a printer, just write your answers on a white sheet of paper and submit the solution.
- If you would like to submit old sheets or cannot finish the challenge by the due date, feel free to submit it later. ALL solutions are accepted 😉