In a class test containing 10 questions 5 marks are awarded for every correct answer and (-2) marks are awarded for every incorrect answer and 0 for questions not attempt. a) Raman gets 6 correct answers and 4 incorrect .What is his score?. b) Mohan gets 7 correct and 2 incorrect answers out of 9 questions he attempts. What is his score ? ----------------------------------
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Answer:
a)
Raman's Score = 6 × 5 + 4 × -2
= 30 - 8
= 22
b)
Mohan's Score = 7 × 5 + 2 × -2
= 35 - 4
= 31
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