In a class test positive marks are given for every correct answer and negative marks are given for every incorrect answer Jack's marks were 25 , -5,-10,15,10 what is his total score ?????
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Answer:
the correct answer is :35
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Jack's total score = 25+(-5)+(-10)+15+10
= 25+15+10+(-15)
= 25+ 10+15+(-15)
= 25+10
=35
jack's total score is 35.
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