Find the value of the linear correlation coefficient r. Cost=9,2,3,4,2,5,9,10 number=85,52,55,68,67,86,83,73

A package of 3 pairs of insulated socks costs $25.17. What is the unit price of the pairs of socks?

Quadrilaterals are similar if their corresponding sides are proportional. true or false

A cafeteria serves bean nuts every 4 days and a burger every 6 days. If nuts and burgers are served on Mondays, on which day will the two types of food be served again at the cafeteria

Wha is nine less than an unknown number equals 15

The figure shows an aerial view of a playground. If David runs around the field three times, he covers a distance of yards.

How to solve - 2 (5n+6) + 5 (2-7n)

Solve the following system of equations 2x+y=11 and - x+2y=2

The horsepower, H (s), required for a racecar to overcome wind resistance is given by the function : H (s) = 0.003s^2+0.07s-0.027, where (s) is the speed of the car in miles per hours.

Lmn is congruent to Xyz What segment is congruent to YZ

1. The movie theater has 250 seats. 225 seats were sold for the current showing. What percent of seats are empty?