Two tests had the same maximum mark. The pass percentages in the first and the second test were 40% and 45% respectively. A candidate scored 240 marks in the second test and failed by 57 marks in that test. Find the pass mark in the first test? Choose the correct choice:
A) 768
B) 243
C) 246
D) 264
E) 224
Let the maximum mark in each test be M.   The candidate failed by 57 marks in the second test.   pass mark in the second test = 240 + 57= 
<gadget id="calculator">240 + 57</gadget>
<output>297</output>
297   45/100 M= 297   Pass mark in the first test = 40/100 M = 40/45 * 297= 
<gadget id="calculator">40/45 * 297</gadget>
<output>264</output>
264.   Answer:264
<result>D</result>
Two tests had the same maximum mark. The pass percentages in the first and the second test were 40% and 45% respectively. A candidate scored 240 marks in the second test and failed by 57 marks in that test. Find the pass mark in the first test?