the scores on a psychology exam were normally distributed with a mean of 56 and a standard deviation of 9. A failing grade on the exam was anything 2 or more standard deviations below the mean. What was the cutoff for a failing score?

If you were given a rectangle with a certain area how would you draw it so that it had the greatest perimeter

Part A. logan and his friends love pepperoni pizza. Their parent's bought them one whole pizza to share. logan ate 2/6 of the pizza, roosevelt ate 2/3 of the pizza, David ate 3/13.

Jenny and Alex share chocolates using the ratio of 4:9. If Alex gets 27 sweets how many does Jenny get?

What is a rational number between - 1/6 and - 2/6

How many unique triangles can be made with 3,5,8

A rectangular plot of land measures 120 feet by 96 feet. Which dimensions could not represent the plot on a scale drawing? Options: A - 8 inches by 6 inches B - 20 inches by 16 inches C - 15 inches by 12 inches D - 5 inches by 4 inches

The sum of three consecutive integers is 33. Find the numbers. A. 10, 11, 12 B. 12, 13, 14 C. 30, 31, 32 D. 90,91,92

A cement bridge post is 24 inches square and 15 feet 9 inches in length. If the cement weighs 145 pounds per cubic foot, how much does one bridge post weigh? A. 9,280 pounds B. 9,222 pounds C. 9,135 pounds D. 8,700 pounds

How long does it take to travel 300 miles at 15 miles per hour

How do I get 32% of 60