
Boys = | 7 | × 150 = 70; Girls = | 8 | × 150 = 80 |
15 | 15 |
Disciplines | Boy | Girl |
Marketing, n(M) | 28 | 40 |
HR, n(M) | 21 | 24 |
Finance, n(F) | 21 | 16 |
HR + Marketing, n (H ∩ M) | 7 | 9 |
HR + Finance, n(H ∩ F) | 6 | 7 |
Marketing + Finance, n (M ∩ F) | 5 | 8 |
Marketing + Finance + HR, n (M ∩ F ∩ H) | 2 | 3 |
Reqd% = | 28 – 24 | × 100 = | 4 | × 100 = 16 | 2 | % |
24 | 24 | 3 |