Acompany sells crushed rock in 16-pound bags, each bag containing a mixture of quartz and marble. the table below lists the amounts of quartz and marble needed to fill a certain number of bags. if the ratio of quartz to marble is the same for every bag, fill in the empty cells to complete the table

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

What statement is true? 2x^2-9x+2=-1

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?