Correct Answer - Option 2 : 350
Given:
|
Science |
Sociology |
Economics |
Total in College |
A |
250 |
200 |
400 |
850 |
B |
300 |
200 |
350 |
850 |
C |
200 |
400 |
150 |
750 |
D |
150 |
500 |
350 |
1000 |
Total in Seminar |
900 |
1300 |
1250 |
3450 |
Calculation:
Number of students attending Science Seminar From College B = 300
Number of students attending Economics Seminar From College A = 400
Average = (300 + 400)/2 = 350
∴ Average is 350.