in a exam there are 300 question.For every correct answer a student gets 3marks and ½ marks is deducted for every wrong answer.How many answers are correct if he gets 525 marks?
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Answer:
total question=300
correct answer=3 marks
marks obtained=525
Now,
answer corrected=525÷3
=175
Answer:
175 i think …. because 525÷3 is 175