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Determine whether or not the set is well-defined. 

Convert the numeral to our number system. 

Find  for the set A = {x|x is a month in the year}  

Mary had 8 strings of beads, each having 135 beads. She restrung them such that she had 6 strings, each having the same number of beads again.  How many beads does she have on each string now?

Is it possible to have ?  If so, how would it be written in base ten?  If not, how should it be written in base two?

Convert the numeral to our number system.  MCMLXVII

Convert the number 703 to base five. 

Let .  How many subsets of the set P can be made?

Is there a maximum limit on the number of elements that set Q can have?

Write a statement that represents the relationship between the following: and .