In a bag there are 2 red marbles and 5 black marbles         In a box there are 7 red marbles and 15 black marbles

 What contains a higher ratio of red marbles: the bag or the box?

Volume of a cylinder with a radius of 13 in and height of 30 in

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)

What expression is equivalent to (84+16)