The average number of milligrams of sodium in a certain brand of low-salt microwave frozen dinners is 660 mg and the standard deviation is 35 mg. Assume the variable is normally distributed. If a sample of 15 dinners is selected, find the probability that the mean of the sample will be between 645 and 675 mg.

1. preform the indicated operation. then estimate to see whether the proposed result is reasonable. 811.1 - 8.039 803.071 803.061 803.161 831.061 2. the ordered pair (1, 2) lies in which quadrant? quadrant ii quadrant iv quadrant iii quadrant i 3. sean tries to drink 3 liters of water every day how my millimeters of water does he drink in a day? 0.3 ml 0.003 ml 3,000 ml 30 ml 4. find the least common multiple. (lcm). 10, 36 5 180 20 360

Flashback to semester a. are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr? show your work.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2