What is the variance of the following data? If necessary, round your answer to two decimal places.

48, 65, 57, 54, 61, 57, 52, 61, 57

a, 23.43

b. 83.17

c. 71.35

d. 86.43

3 (a + b) = 3a + 3b is an example of which algebraic property? Distributive Property Associative Property of Addition Commutative Property of Addition Symmetric Property

Which expression is equivalent to - 9 (-2x - 3)

What quadrilateral measures 80 degrees 100 degrees 100 degrees 80 degrees.

A certain manufacturing company has the following data on quantities shipped and unit costs for each of its four products. Products Base-Period Quantities (Year 1) Mean Shipping Cost per Unit ($) Year 1 Year 5 A 1,500 10.50 15.90 B 5,000 16.25 33.

8 (x+3) - 6=-3 (x+6) solve for x

Mike wants to make meatloaf. His recipe uses a total of 5 pounds of meat. If he use a 3 to 1 radio of beef to pork how much pork what he used? Enter your answer as a mixed number in the simplest terms.

The coordinates of the vertices of triangle ABC are given in the table. A B C (4,2) (6,7) (13,1) Triangle ABC is reflected across y=-x. What are the vertices of triangle A'B'C'? Enter your answers in the boxes. A': (, ) B': (, ) C': (, )

What is the solution to this equation? 3x - x+8+5x-2=10

Express each of the following as a fraction in lowest terms 1: 3/6 2: 2/8 3: 12/20

Randi earned a profit of $60.00 on her last snow shoveling and salting job. Write an equation that can be solved to find how many hours Randi spent shoveling and salting to earn a profit of $60.00. HINT: Randi charges $25 an hour to shovel and salt.