9/29 Problem

Which of these numbers is greater: 5 to the power of -p or five to the power of -q? Assume that p and q are positive integers and p > q. EXPLAIN.

9/14 Problem of the Week

Develop a rule for predicting whether fraction will be terminating or repeating decimal. EXPLAIN.

9/7 Problem of Week

Friday was pajama day at Mitchell Middle School. Mrs. K's class has 20 students, and 14 of them are wearing pajamas. Mr. Moller's class has 28 students. On that day, Mr. Moller's class had 21 students wearing pajamas.

A) Which class had a higher percentage of students wearing pajamas? Show your work/EXPLAIN.


B) Mrs. K's class now has 25 students. At least how many students would have to be wearing pajamas for her class to win the spirit award given to the class with the most people participating? Explain.