Question

The question is accompanied by three statements (A), (B) and (C). You have to determine which statement(s) is/are sufficient/necessary to answer the question.
How much marks did Mohan obtain in Hindi? To get the answer which of the following information is/are necessary/sufficient?
A. The average marks obtained by Mohan in Hindi, Math and Biology are 72.
B. The total marks obtained by him in Hindi and Math are 129.
C. The total marks obtained by him in History and Biology are 143.

• A. Only A and B together are sufficient
• B. Only A and C together are sufficient
• C. Only A and B or C are sufficient
• D. All A, B and C even together are not sufficient

Answer 1

Answer: (A)

Only A and B together are sufficient

Answer 2

By Using A and B together, we can subtract the marks for Math from the sum given in statement A to get the marks in Hindi. Statement C is not required for this calculation.
The correct option is (A): Only A and B together are sufficient