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Two students appeared for an examination. One of them got 9 marks more than the other. His marks were also equal to 56% of the sum of their marks. What are their marks?

A39, 30

B43, 34

C42, 33

D45, 54

Answer:

C. 42, 33

Read Explanation:

Let number of 1 student be x, Number of other student = x-9 According to the question: (x + x - 9) X 56 / 100 = x (2x - 9) X 14/25 = x 28x - 14 X 9 = 25x 3x = 126 = x = 42 Number of other student = 42 - 9 = 33


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