Elise goes to an exercise class every Wednesday night. 45% of the students in the class are men. If there are 20 students in the class, how many men are in Elise's exercise class?

What number can go into 78 and 500

Find the width of a rectangle if the length is 4 times the width. The perimeter of the rectangle is 50. Define the variable: Write a simplified equation:

A population of bacteria is changing exponentially according to the function below. How can you describe the bacteria population? Select all possible correct answers. B (t) = 400 (1.4) ^0.

The weight of 10 identical samples of a substance is 0.01 pound. What is the weight of 10,000 samples?

Nicole bought 500 shares of a company stock for $8.24/share. she pays a broker a commission of $20 buy and sell sock. after one year, she sold all her shares, which were worth it $10.10/share at the time. what was her rate of return

Ketisha is practicing for a marathon by running around a track thats is 440 yards long. yesterday she ran around the track 20 times. How many miles did she run?

Nine friends are going to share 5 pounds of ice pop sticks equally. What fraction does each friend get? A. 4/5 pounds. B. 5/5 pounds. C. 4/9 pounds. D. 5/9 pounds.

8/14 greater than less than or equal to 8/9

A poll of 1700 randomly selected students in grades 6 through 8 was conducted and found that 53% enjoy playing sports. is the 53% result a statistic or a parameter? explain.

What is the solution to the system of the equations? x = y - 3 x + 3y = 13