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Qus: Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the sum of their marks. The marks obtained by them are:

Qusएक परीक्षा में दो छात्र उपस्थित हुए। उनमें से एक ने दूसरे से 9 अंक अधिक प्राप्त किए और उसके अंक उनके अंकों के योग का 56% थे। उनके द्वारा प्राप्त अंक हैं:


A. 39, 30
B. 41, 32
C. 42, 33
D. 43, 34


Solution
C. 42, 33



Explanation
Let their marks be (x + 9) and x. Then, x + 9 = 56/100 (x + 9 + x) 25(x + 9) = 14(2x + 9) 3x = 99 x = 33 So, their marks are 42 and 33.
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