In a class test containing 15 questions, 4 marks are given for every correct answer and (-2) marks are given for every incorrect answer.
Gurpreet attempts all questions but only 9 of her answers are correct.What is her total score?

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Solution

Marks given for one correct answer =4
So, marks given for 9 correct answers are
=4 X 9 = 36
Marks given for one incorrect answer
=-2
So, marks given for 6=(15-9) incorrect answers
= (-2) X 6 =-12
Therefore, Gurpreet's total score is
= 36 - 12 = 24

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