If 1,000 students take a test that has a mean of 40 minutes, a standard deviation of 8 minutes, and is normally distributed, how many would you expect would finish in more than 40 minutes?

Thomas forgot that his uncle traveled with the military and has lived in 15 different places since high school. Let B represent the set of the number of places where all ten of his family members, including his uncle, have lived after high school.

A water hose had filled up 1/8 of a pool after 1/8 pf an hour. At this rate how many hours would it take to fill the pool

Problem: Jeanie has 3/4 yard piece of ribbon. She needs one 3/8 yard piece and one 1/2 yard piece. Can she cut the piece of ribbon into the two smaller pieces? Explain!

A dishwasher uses about 29 kilowatts per hour. If a dishwasher use 156 hours in a year, how many kilowatts of energy will were use that year?

The scale on a map is 1 inch = 50 miles. the actual distance between two cities is 475 miles. what us the distance beetween the cities on the map

mr. ronaldo earns 54,800 annually. if his income tax rate is 9% then how much did he pay in income tax

Cheyenne is making a recipe that uses 5 cups of beans and 2 cups of carrots

Divide £2.28 btw eve and amelie in the ratio 9:5 give your answer to the nearest penny Eve gets? And amelie gets?

What is the value of 8 in 5,678 321?

How to get the x-axis of this equation C=2n+20