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Question 2
In a quiz, positive marks are given for correct answers and negative marks are given for incorrect answers. If Jack’s scores in five successive rounds were 25, – 5, – 10, 15 and 10, what was his total at the end?
In a quiz, positive marks are given for correct answers and negative marks are given for incorrect answers. If Jack’s scores in five successive rounds were 25, – 5, – 10, 15 and 10, what was his total at the end?
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Solution
The total marks scored by Jack
= 25+(-5)+(-10)+15+10
= 25 -5 -10 + 15 +10
= 50 – 5 – 10
= 45 – 10 = 35
= 25+(-5)+(-10)+15+10
= 25 -5 -10 + 15 +10
= 50 – 5 – 10
= 45 – 10 = 35
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