You work for a carpet company. You sell carpets at these prices: 100 square feet for $67,200 square feet for $130,400 square feet for $240, and 800 square feet for $504. What is the approximate percentage difference of the best and worst carpet deals according to their unit costs?

A. 9%

B. 11%

C. 13%

D. 17%

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

Aprobability experiment is conducted in which the sample space of the experiment is s={7,8,9,10,11,12,13,14,15,16,17,18 }, event f={7,8,9,10,11,12}, and event g={11,12,13,14}. assume that each outcome is equally likely. list the outcomes in f or g. find p(f or g) by counting the number of outcomes in f or g. determine p(f or g) using the general addition rule.

Use the sample data and confidence level given below to complete parts a through d. a research institute poll asked respondents if they felt vulnerable to identity theft. in the poll, n=1090 and x=549 who said yes. use a 99% confidecne level. a. find the best point of estimate of the population of portion p. b. identify the value of the margin of error e. e= round to four decimal places as needed. c. construct the confidence interval._ < p < _ round to three decimal places. d. write a statement that correctly interprets the confidence interval.