Neville is making a 180-piece jigsaw puzzle that is 4 times as many pieces as luna's.
luna has already used 15 pieces of her puzzle. if n is the number of puzzle pieces that
luna has left, how many pieces is n? explain how you calculated your answer.

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)