21. In a contest, one positive mark is allotted for each correct answer and one negative may
allotted for each wrong answer. If John's score in five successive rounds were 28, -30,48, 41,
and-37 respectively, then what is his total at the end
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6
Answer:
50
Step-by-step explanation:
John's score = 28+48+41-30-37
= 117-67
= 50 is his score
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