Question

In the first four examinations, each of 100 marks, Dipika got 94, 73, 72, 84 marks. If a final average greater than or equal to 80 and less than 90 is needed to obtain a final grade B in a course, then the range of marks, Dipika must score in the fifth examination in order to obtain grade B is

• A. 77≤x < 100
• B. 77<x < 127
• C. 77≤x < 127
• D. 77<x < 100

Answer 1

The correct option is A

77≤x < 100