Question
In physics examination a student scored 45% marks in the
first paper out of 160. How much percent marks should he score in the second paper out of 140 marks if he is to get an overall of 66% marks?Solution
Marks obtained in first paper = 45/100*160 = 72 Marks to be obtained in both the papers (160+140)*66/100 = 198 Marks to be obtained necessarily is second paper = 198 - 72 = 126 Percentage of marks to be obtained in second paper = 126/140*100 = 90%
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Expand: Enlarge :: Reduce: ?
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Select the option that is related to first number in the same way third number is related to fourth number.
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Select the option that is related to the third number in the same way as the second number is related to the first number.
67 : 96 :: 45 : ?
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