Direction: Read the following information carefully to answer the questions given below. |
In a college, 150 students of MBA are enrolled. The ratio of boys and girls is 7 : 8 respectively. There are three disciplines namely marketing. HR and finance in the college. In marketing discipline there are 50% girls of their total number and the boys are 40% of their total number. In HR discipline, girls are 30% of their total number while boys are 30% of their total number. Finance discipline has girls, 20% of their total number and boys 30% of their total number. 7 boys and 9 girls are in HR and marketing both. 6 boys and 7 girls are in HR and finance both. 5 boys and 8 girls are in marketing and finance both. 2 boys and 3 girls are enrolled in all three disciplines. |
A) 13 : 9
B) 9 : 13
C) 9: 11
D) 11 : 9
Correct Answer: B
Solution :
(b) Required ratio = \[18:26=9:13\]You need to login to perform this action.
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