Question

In a test comprising 200 questions, four marks are

Q: Answer-In a test comprising 200 questions, four marks are awarded for every question answered correctly. Th...

Let the number of questions solved correctly be x Number of questions solved wrongly y Number of questions left not attempted z x y z 200 helliphelliphelliphelliphellip i 4x - 2y - z 80 helliphelliphelliphelliphellip ii Adding eq i and ii, we get x 280 y5 Only, y 120, will give an integer value of x .

awarded for every question answered correctly. The number of marks deducted for every question answered wrongly and for question left unattempted is 2 and 1 respectively. If a student got 80 marks in the test, then which of the following can be the number of questions solved wrongly by the students?

A 120

B 50

C 100

D 60

E 130

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