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     EduGorilla 
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    In a party the ratio of male and female is 5 : 4, the ratio of married and bachelor males is 2 : 5 and the ratio of married and unmarried females is 1 : 3. Total persons in the party are 630. If a man contributes Rs. 20 and a female Rs. 10, then what is the average contribution (in Rs.) per head by unmarried persons?

    Options :-

    1. 15.4
    2. 14.4
    3. 13.4
    4. 12.4
    5. 11.4
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