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Question

What is the difference between the number of boys doing their PG in Zoology and the number of girls doing their PG in Mathematics?

A
50
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B
60
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C
30
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D
40
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E
None of these
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Solution

The correct option is A 50
Number of boys =900×59=500
Number of girls =900500=400
Zoology,
Girls=400×15=80
Boys =18080=100
Statistics,
Girls=400×14=100
Boys=32×100=150
Botany,
Boys=500×15=100
Girls =220100=120
Mathematics,
Girls =150×13=50
Boys =100
Physics,
Boys =50
Girls =50

Required difference =10050=50

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