In a test of 10 questions every correct answer gets 5 marks and every wrong answer gets -2 marks suresh answered all questions out of which 7are correct .what is his total score
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marks for each correct answer = 5 marks
marks for each wrong answer = -2 marks
answered all 10;
no. of correct answer = 7
no. of wrong answer = 10-7 = 3
total score of suresh = 7(5)+3(-2) = 35 - 6 = 29 marks
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