What is the respective ratio of number of girls from Philosophy department to the number of girls from Psychology department?
A
1 : 2
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B
7 : 12
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C
5 : 12
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D
3 : 4
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E
None of these
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Solution
The correct option is B 7 : 12 Number of girls from Philosophy department = 140 Number of girls from Psychology department = 240 Required ratio = 140 : 240 = 7 : 12