Problem Statement

Amit's Average Marks — Data Sufficiency Use the following data-sufficiency codes: - A: statement (I) alone is sufficient, but statement (II) alone is not. - B: either statement alone is sufficient. - C: both statements together are sufficient, but neither alone is sufficient. - D: even both statements together are insufficient. What is Amit's average mark in English, Hindi and Science taken together? (I) The average mark in Social Studies and Mathematics equals the average mark in English and Hindi. (II) Amit's English mark is 20 more than his Science mark, and his Hindi mark is 20 less than his Science mark. The accompanying source screenshot is retained as the original assessment evidence.