FEBRUARY's PROBLEM

The perimeter of triangle ABC is 60 units, , and the length of each side is a whole number. How many non-congruent triangles satisfy this description?

[A solution to this problem will appear along with next month’s problem.]


JANUARY's PROBLEM

The total value of exactly 10 coins is 27¢. How many of those coins are nickels?

[ 2 ]


DECEMBER's PROBLEM

If a + b = 10 and a - b = 8, what is the value of 3a + b?

[ 28 ]


NOVEMBER's PROBLEM

Jennifer buys a smartphone with a case for $200. The smartphone costs $180 more than the case. What is the cost of the case?

[ $10 ]


 

Visit our MOEMS Classic page Problem of the Month for detailed solutions

Copyright © 2018by Mathematical Olympiads for Elementary and Middle Schools, Inc. All rights reserved.


 

For many additional problems we highly recommend the following books:

Math Olympiad Contest Problems for Elementary and Middle Schools by Dr. G. Lenchner
and
Math Olympiad Contest Problems Volume 2 edited by Richard Kalman
and
MOEMS® Contest Problems Volume 3
edited by Richard Kalman & Nicholas J. Restivo.
are sources of many such problems.

Creative Problem Solving in School Mathematics 2nd Edition by Dr. George Lenchner
can help you to teach solving these types of problems