4) Which data set has the smallest standard deviation?

Me what is the value of x? showing work would be appreciated - ! : )

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd