The October meeting of the yearbook club had 21 people attend. That was 3 times as many people as the number of people who came to the september meeting. How many people were at the September meeting?

Using the Quadratic Formula solve this: 5r^2 = 80

What is the identity property

A cylindrical container of three rubber balls has a height of 18 centimeters and a diameter of 6 centimeters. Each ball in the container has a radius of 3 centimeters. Find the amount of space in the container that is not occupied by rubber balls.

At a sale this week, a sofa is being sold for $584. this is a 27% discount from the original price. what is the original price?

Between which two integers could you find euler's number?

Classify the angles 46°, 144° complementary, supplementary, or neither.

Ed and his family went on a backpacking trip. They started hiking at 3:35 P. M. It took 3 hours and 15 minutes to reach their campsite. After they arrived, it took 1 hour and 25 minutes to set up the campsite.

Any is training for a half marathon in practice she runs 2 miles in 15 minutes if she continues at the same rate how many miles will she run in 1 hour

Leroi and Sylvia both put $100 in a savings account. Leroi decides he will put in an additional $10 each week. Sylvai decides to put in an additional 10% of the amount in the account each week. Who has more money after the second deposit?

Write the equation in logarithmic form. 125^4/3=625