At the beginning of each month a brainteaser will be posted here. You will submit your solution into the monthly Google Classroom folder by the due date at the end of the month. Google Classroom is the ONLY place that I will accept submissions!!!

You MUST provide a clear and correct solution, show ALL of your work/explain your thought process to receive full credit!! If there are multiple bullet points or parts to the question I expect you to clearly answer each part. You can do this on paper and take a photo to submit or use a Google Doc.

Upon correct and on time completion, you can earn up to 5 extra credit points to use on a test or quiz grade OR you can choose to receive a homework pass. Please write at the top of the page if you are solving it for extra credit points or a homework pass. 

On January 21 of this year, the first law requiring that drivers of automobiles have licenses went into effect. To learn the year, solve this puzzle.

• The two-digit number formed by my tens and units digits is the 12th prime number and is considered normal body temperature when measured in degrees Celsius.

• My tens digit is 33 1/3% of my hundreds digit.

• The sum of all of my digits is the same as the number of triangles that make up an icosahedron.

What year am I?

________      ________     ________     ________

thousands  hundreds   tens            units

The first women to become FBI agents completed their training in Quantico, Virginia, in this year.  The new agents were Susan Roley and Joanne Pierce.  Solve this puzzle to learn the year.

• My odd tens and even units digits are both prime numbers; if they were the sides of a rectangle, its area would be 14.

• The sum of my tens and units digits is equal to my hundreds digit.

• The sum of all of my digits is 1 less than 2 decades.

What year am I?

_________________    _________________    _________________    _________________

Thousands               Hundreds                   Tens                        Units