In a quiz, positive marks are given for correct answers and negative marks
for incorrect answers.
If Rohit’s scores in five successive rounds were 15,-3,-7,12 and 8, what was his total at the end?
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Answer:
rohit's score in 5 successive rounds are
15+(-3)+(-7)+12+8
15-3-7+12+8
12-7+12+8
5+12+8
25
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