E. Solve each problem. 1) If 30% of an integer is less than 23.4, find the largest integers for which this is true. 2) If three is more than twice a number, the result is at least 15. find the values of the number. 3) Gerald's grades in his 6 subjects are 82, 88, 89, 89, 90, 86, and 91. What is the least grade that he should aim for in the 7th subject if he has to have an average of 88?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.2: Applied Problems
Problem 2E
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E. Solve each problem.
1) If 30% of an integer is less than 23.4, find the largest integers for which this is true.
2) If three is more than twice a number, the result is at least 15. find the values of the
number.
3) Gerald's grades in his 6 subjects are 82, 88, 89, 89, 90, 86, and 91. What is the least grade
that he should aim for in the 7th subject if he has to have an average of 88?
4) If 1 is added to thrice a number, the absolute value of this result if greater than or equal to
7. What is the number.?
Transcribed Image Text:E. Solve each problem. 1) If 30% of an integer is less than 23.4, find the largest integers for which this is true. 2) If three is more than twice a number, the result is at least 15. find the values of the number. 3) Gerald's grades in his 6 subjects are 82, 88, 89, 89, 90, 86, and 91. What is the least grade that he should aim for in the 7th subject if he has to have an average of 88? 4) If 1 is added to thrice a number, the absolute value of this result if greater than or equal to 7. What is the number.?
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