At IIM Bangalore class of 1995, Sonali, a first year student has taken 10 courses, earning grades A
(worth 4 points each), B (worth 3 points each) and C (worth 2 points each). Her grade point average
is 3.2, and if the course in which she get C's were deleted, her GPA in the remaining courses would be
3.333. How many A's, B's and C's did she get?
(a) 3, 1 and 6 (b) 1, 3 and 6
C) 3, 6 and 1 (d) 1,6 and 3
Answers
Answered by
16
Answer:
c) 3 6 1
Step-by-step explanation:
a) 3 1 6 - avg is 3*4+1*3+6*2/10 = 2.7
b) 1 3 6 - avg is 2.5
c) 3 6 1 - avg is 3.2
d) 1 6 3 - avg is 2.8
Answered by
2
Answer:
Step-by-step explanation:
From the question, it is evident that after leaving out the C courses, Sonali’s GPA goes to 3.33. This means that the number of subjects she must have had after leaving out the C’s must be a multiple of 3. This only occurs in Option c. Hence, that is the answer.
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