1) to earn a b in your algebra course, you must achieve an unrounded
test average between 84 and 86, inclusive. you scored 86,85, and 80
on the first three tests of the grading period. what possible scores can
you earn on the fourth and final test to earn a b in the course?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

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

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.