they paid $4.28 in sales tax. if the sales tax rate is 6.25, what is the total cost of the items before tax?

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Suppose your sat score is 2040. a college with an average sat score for admintted students of which of these would most likely be your best option?

You have z baseball cards. christopher has 12 fewer baseball cards than you do. which expression correctly shows how many baseball cards christopher has?