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Question

Find the number of women who like diamond only.

A
60
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B
240
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C
120
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D
198
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E
84
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Solution

The correct option is D 198
Diamond =600×40100=240
Ruby =600×20100=120
Emerald =600×10100=60
Diamond and Ruby =600×5100=30
Ruby and Emerald = =600×3100=18
Emerald and Diamond =600×4100=24
Diamond, Emerald and Ruby =600×2100=12
a+d+e+f=240
b+d+e+g=120
c+f+e+g=60
d+e=30
e+g=18
e+f=24
e=12
f=2412=12g=1812=6d=3012=18c=6012126=30
b=120306=84
a=2403012=198

Number of women who like diamond only =198

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