Solve the inequality. Write your answer in interval notation. -10 < x + 6 ≤ 1

Graph the solution set to the inequality. -3 ≤ 2x – 7 < 3

The coldest temperature ever recorded in Mathville was

Simplify:  a)

If the elevation of Lake Superior is 121 feet above sea level and the elevation of the Caspian Sea is 29 feet below sea level, find the difference of the two elevations. 

Consider the number:                 You should have three answers –  labeled a), b), and c). Please consider that I have to be able to understand what you intend for me to count as the answers to this question.   a) What digit is in the the ten thousands column?  b) What digit is in the hundreds column?  c) What digit is in the ones column? 

  Find the mean absolute deviation

  Options for Q23

  If 750 books are to be sold, about how many sales calls may be necessary?

  Find the average forecast error.