The variables y and x have a proportional relationship, and y = 28 when x = 21. What is the value of x when y = 42
x=114
x =18
x= 313
x = 56

Which of the following graphs represents the function f(x) = 2^x

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180