Vanson has a bunch of boxes that are all the same. he stacked 4 boxes, measured the stack, and found that it was 3 feet high..
a)how high will stack of 20 of these boxes be?
b)the ceiling in the room where vanson is working is just a little more than 9 feet high. he wants to stack boxes from the floor to the ceiling. how many boxes will fit in one stack?

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

2x minus y equals 6, x plus y equals negative 3

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)