A 2- pound package of shredded cheese is $6.98. A ½ - pound package of shredded cheese is $1.98. What is the difference in the cost per pound between the larger and smaller packages of shredded cheese?

Which expression is equivalent to the expression shown?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours