A candidate who gets 40% of the marks fails by 40 marks. But another candidate who gets 60% marks gets 20 marks more than necessary for passing. Find the number of marks for passing? Choose the correct answer:
A) 100 Marks
B) 200 Marks
C) 160 Marks
D) 371 Marks
E) 827 Marks
40% ------------ 40   60% ------------ 20   ----------------------   20% ------------- 60   40% -------------- ?     120 + 40= 
<gadget id="calculator">  120 + 40</gadget>
<output>160</output>
160 Marks   Answer:160 Marks
<result>C</result>
A candidate who gets 40% of the marks fails by 40 marks. But another candidate who gets 60% marks gets 20 marks more than necessary for passing. Find the number of marks for passing?