The half-life of a radioactive substance is 275 days. How many days will it take for 70% of the substance to decay?

Enter your answer and show all the steps that you use to solve this problem. Toyland is having a sale. All items are 20% off. How much will you save on an item that usually sells for $45?

Will mixes 1/4 gallon of milk and 1/2 gallon of chocolate syrup to make chocolate milk. Each serving is 1/16 gallon. How many servings can will make?

Given: f = { (0, 1), (2, 4), (4, 6), (6, 8) } and g = { (2, 5), (4, 7), (5, 8), (6, 9), (7, 5) } Complete the ordered pair below for the function shown. (4,__)

Solve for x 7x^2-x-8=0

The product of 3 and a number x is at most 21

What is the volume of a sphere if the radius is six

The graph shown here displays the distance, in miles, traveled by an airplane in a certain number of hours.

A summer camp is providing breakfast for 350 children that includes a 6 ounce serving of sausage per student. The camp can only purchase sausage in whole 1 pound packages.

What is the surface area of a conical grain storage tank that has a height of 43 meters and a diameter of 14 round to the nearest square meters

There are 8 rulers in the drawer Sara took 3 rulers from the drawer how many rulers are now in the drawer