Applications for a cellular phone cost $0.79 each. Ringtones cost $1.89 each. Write an algebraic expression that represents the total cost of buying a applications and r ringtones.

Write the most precise name for the space figure with the given properties. a lateral surface and two circular bases A. prism B. sphere C. cone D. cylinder

The population of a school of fish increases at a rate of 12% per month. There are currently 500 fish in the school. Find the amount of fish there will be in the population after 3 months. Round to the nearest whole fish.

Mia opens a coffee shop in the first week of January. The function W (x) = 0.002x3 - 0.01x2 models the total number of customers visiting the shop since it opened after x days. She then opens an ice cream parlor in the month of February.

An ice cube melts to become water in a cup. how will the ice cube and the water be the same?

How do you figure out: 4-2 (x+1) <18

Solve for b. 8b-1=24b+4

876.34 rounded to the nearest thousandth

A triangle in the xy-coordinate plane has vertices with coordinates (7, 0), (0, 8), and (20, 10). what is the area of this triangle

What is the value of the product (3 - 2i) (3 + 2i) ?

Rae and Tory shared a pizza. The models show the fraction of the pizza each of them ate. What fraction of the pizza did Rae and Tory eat altogether