Debby was playing a trivia game where you gained points for correct answers and lost points for incorrect answers. At the start of round 3 she was at -400 points. During the round she answered eight 500 point questions incorrect. What was her score at the end of the round. Yo can someone give me the steps and answer I can’t figure it out myself

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?

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Combine the information in the problem and the chart using the average balance method to solve the problem.