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 one year ago
Please help
On a test, each correct answer scores 5 points, each incorrect answer scores 2 points and each question left unanswered scores 0 points.
A) Suppose you answered all 20 questions on the test. What is the greatest number of questions you can answer incorrectly and still get a positive score? Explain your answer....
 one year ago
Please help On a test, each correct answer scores 5 points, each incorrect answer scores 2 points and each question left unanswered scores 0 points. A) Suppose you answered all 20 questions on the test. What is the greatest number of questions you can answer incorrectly and still get a positive score? Explain your answer....

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ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.1Let the number of correctly answered questions be \(x\). Then the number of incorrectly answered questions is \(20 x\). The number of points you get on this test is given by \(5x 2(20  x)\). Can you solve the inequality \(5x  2(20  x) > 0\)?

yunus
 one year ago
Best ResponseYou've already chosen the best response.0sorry i did mistake. it is incorrect, my answer.

ParthKohli
 one year ago
Best ResponseYou've already chosen the best response.1\(7x  40 > 0\). Now what are the values for \(x\)? When you get that, find the values for \(20  x\). You'd get your answer

linh
 one year ago
Best ResponseYou've already chosen the best response.0No I am not on a test......it says on a test
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