Suppose that the time to complete a test is bell-shaped distributed with mean 45 minutes and standard deviation 15 minutes. if the test period is 75 minutes long, what proportion of students will be expected to not be able to finish

11. A boy buys four video games from the store and a frequent Gamer discount card for $10. Later that day, he goes back and buys two more video games. He also got a $2 discount using his new card.

Would you be more likely to measure the amount of water in your kitchen sink in liters or milliliters

In one city, the cost for a gym membership is given by the equation y=32.50x+65, where y is the total cost, in dollars, for a membership for a certain number of months, x.

What do you get when you round 4,610,047 to the nearest ten thousand

Why isn't counting on by 1 the fastest way to add 20 + 26 on a number line?

What is the value of the product (3 - 2i) (3 + 2i) A) 5, B) 9+4i, C) 9-4i, D) 13

Harley took out a 1-year loan for $2800 at an electronics store to be paid back with monthly payments at a 16.8% APR, compounded monthly. If the loan offers no payments for the first 3 months, how much will Harley owe when he begins making payments?

Which best describes bias, if any, from the sample surveyed? survey: favorite sports sample: randomly selected fans at a baseball game A. Since the sample is randomly selected, there is unlikely to be any bias. B.

On Monday, Xavier went to recess at 1:30 p. m. . Recess lasted for 20 minutes. • Xavier had math class after recess. It lasted for 55 minutes • Xavier walked home after math class. He took 25 minutes to walk home from school.

Write 2 multiplication problems