Gabe invited 4 girls and 7 boys to a party. each of gabe's guests received a certain number of candy bars, c

algebraic expression:

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?

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Amuffin recipe, which yields 12 muffins, calls for cup of milk for every 1 cups of flour. the same recipe calls for cup of coconut for every cup of chopped apple. to yield a batch of 30 muffins, how much flour will be needed in the mix?