Table 62

Directions (Q. 1-5): Read the table and answer the questions that follows
Distribution of Students at Harvard University according to Professional Courses
Q1. If 60% of the boys and 70% of the girls are successful in the courses taken by them, then what is the combined pass percentage? (Approximately)
1) 65.9
2) 64.2
3) 62
4) 67
5) 66.8
Q2. In which course is the percentage of girls (among the total number of students) higher than the percentage of girls in any other course?
1) Business Management
2) Computers
3) finance
4) Others
5) Cannot be determined
Q3. By what percentage is the number of the students doing Computers more than the number of students doing Business Management?
1)67.2
2)63.1
3)62
4)68.5
5)65.8
Q4. The percentage of girls engineers doing Business Management are:
1) 11.2
2) 2.2
3) 15
4) 14
5) None of these
Q5. Talking all the courses together, by what percentage do the number of boys exceed the number of girls?
1) 521.4%
2) 421.4%
3) 321.4%
4) 221.4%
5) None of these

Answer & Explanation

6.  c;  Take the Weighted average.
                    Total number of boys=611
                    Total number of girls=145
                     So, Ratio of boys to girls= 611:145= 4.21:1≈4:1

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