Which one of the following statements express a true proportion a. 42:7=6:2 b. 14:6=28:18 c. 3:5=12:20 d. 2:3=3:2

The sum of x and 5 is 12. What is the value of x? Enter your answer in the box as a fraction in simplest form. x =

Z varies inversely with the product of x and y. When x = 2 and y = 4, z = 0.5 What is the value of z when x = 4 and y = 9?

Each small cube is 1 cm3. The length of the large cube is 12 cm. What is the volume of the large cube? A. 24 cm3 B. 144 cm3 C. 864 cm3 D. 1,728 cm3

There are 24 inches of ribbon in each spool. Margaret needs 384 inches of ribbon. Which equation can Margaret use to find the number of spools, s, she needs? A) 24s=384 B) 384/s=24 C) 384/24=s D) All of these are correct

1) 5x + 7 = - 12 step by step

Who are the Cherokee

1. In 2005, there were 100 rabbits in Polygon Park. The population increased by 11% each year. a. Write an exponential growth function that represents the population t years after 2005. b.

Find the sum of the first eight terms of the geometric series 1 + 2 + 4 + ...

Multiply or divide as indicated. x - 8 • x - 2

The perimeter of a rectangular garden is 310 feet. If the length of the garden is 88 feet, what is its width?