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  Choices.
A) 39, 30	B) 41, 32	C) 42, 33	D) 43, 34	E) None of these
Solution   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.   Answer 42, 33
<result>C</result>
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