SOLUTION: I) The grades for a course are based on 5 exams and 1 final. All six of the tests are worth 100 points. In order to receive an A in the course, you must earn at least 540 points. Y

Algebra ->  Equations -> SOLUTION: I) The grades for a course are based on 5 exams and 1 final. All six of the tests are worth 100 points. In order to receive an A in the course, you must earn at least 540 points. Y      Log On


   



Question 483012: I) The grades for a course are based on 5 exams and 1 final. All six of the tests are worth 100 points. In order to receive an A in the course, you must earn at least 540 points. Your grades on the 5 exams are as follows: 87,95,92,81, and 89. Write an inequality that represents the various grades you can earn on the final and still get an A. Solve the inequality.
II) The speed limit on a certain stretch of highway is 65 miles per hour. Write an inequality that represents the distances you can travel if you obey the speed limit for 2 hours. Solve the inequality.

Answer by Tatiana_Stebko(1539) About Me  (Show Source):
You can put this solution on YOUR website!
I) Let x is a score on the final exam
87%2B95%2B92%2B81%2B89%2Bx%3E=540
444%2Bx%3E=540
x%3E=540-444
x%3E=96
.
.
II)Let x is a distance
x%2F2%3C=65
x%3C=65%2A2
x%3C=130