a math test consist 20 multiple choice questions. 3 points are awarded for a correct answered. 1 point is deducted for a wrong answer. no points are awarded or deducted for an answered questions. jenny attempted a total of 19 questions and her total score is above 32. find the minimum number of correct answers she obtained?
2 answers
3x - 1(19-x) >= 32
A pupil answered 20 quiz questions and scored 60 points.
For each correct answer, 5 points were given.
For each wrong answer, 3 points were deducted.
How many questions did the pupil answer correctly ?
For each correct answer, 5 points were given.
For each wrong answer, 3 points were deducted.
How many questions did the pupil answer correctly ?
1 answer