The students at the Maitland River School Craft Fair are selling necklaces, bracelets, and rings. Maddy counted the necklaces and found that there were 6 short of 5 dozen. The students had 30 more rings than necklaces and a dozen fewer bracelets than rings.
When packed in boxes holding 6 items per box, how many boxes of each item did they have?
Show your work using pictures, words and numbers. Your solution is due to Ms. Earl on Monday.