vicki scored 81% marks in exam, if he had secured 30 more marks his percentage of marks would have been 85. what was the total marks of the examination?
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Answer:
750 marks
Step-by-step explanation:
As given,
30 marks more than 81% of the total (say x) = 85% of x
Therefore, (85 - 81) = 4% of x = 30 marks.
Hence,
(x / 100) × 4 = 30
(x / 100) = 7.5
x = 750
ANS = 750 marks
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