Question

In a quiz programme the correct answer gets you 2 marks.for each wrong answer one mark is deducted from the total score .There are 50 questions to be answered.If Jasleen scored 76 marks for the quiz .how many of her quest ions were right

Answer 1

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Let us consider that right answers are x and wrong answers are (50 - x).

So, marks for right answers are 2x and marks for wrong answers are (50 - x).

Given that :

2x - (50 - x) = 76

=> 3x = 126

=> x = 42

So, number of right answers are 42.

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