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in Number System by (49.9k points)
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In a true-false test containing 50 questions, a student is to be awarded 2 marks for every correct answer and -2 for every incorrect answer and 0 for not supplying any answer. If Yash scored 94 marks in a test, what are the possibilities of his marking correct or wrong answer?

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Yash secured = 94 marks So, minimum correct answers = 94 ÷ 2 = 47

Now, there are two possibilities :

(1) He attempted 47 correct answers and 3 unattempted.

(2) He attempted 48 correct and 1 unattempted and 1 wrong answer.

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