Which is greater √7 or 2.8? and how do you solve?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

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)

An object in geometry with no width, length or height is a(n):