Posted by **hips** on Thursday, April 25, 2013 at 10:39pm.

4) a student score is 83 and 91 on her first two quizzes. write and solve a compound inequality to find possible values for a thord quiz score that would give anverage between 85 and 90.

a. 85≤83+91+n/3 ≤90; 81≤n≤96

b. 85≤83+91/2+n≤90; -2≤n≤3

c. 90≤83+91+n/3 ≤85; 96≤n≤81

d. 83≤85+91+n/3 ≤90; 73≤n≤94

i don't understand this question

## Answer this Question

## Related Questions

- Algebra 1 - A student scored 78 and 92 on his first two quizzes. Use a compound ...
- Algebra - A student scores 83 and 91 on her first 2 tests. Write and solve a ...
- Math - You have a mean score of 86 on 9 quizzes. The teacher decides to drop ...
- Algebra 1~ For Reiny or Steve, I only have 5 min. - How many solutions does the...
- math - STATISTICS The mean score for samantha's first s algebra quizzes was 88. ...
- Statistic - There are two independent multiple-choice quizzes where quiz 1 has ...
- statistic and probability - There are two independent multiple-choice quizzes ...
- Algebra - Tom bowled 135 and 145 in his two first games. Write and Solve a ...
- algebra - Use the five steps for problem solving to answer the following ...
- algebra - please translate “A student scored five points more on the second quiz...

More Related Questions