A, B, C rent a pasture. A puts 10 oxen for 7 months, B puts 12 oxen for 5 months and C puts 15 oxen for 3 months for grazing. If the rent of the pasture is Rs. 175, how much must C pay as his share of rent?  Choose the correct option:
A) Rs.45 B) Rs.45 C) Rs.55 D) Rs.60 E) None
Solution   A : B : C	=(10×7):(12×5):(15×3)   = 70 :60 :45   = 14 :12 :9   c's rent	=Rs.(175×9/35)   = Rs.45.   Rs.45nswer Rs.45
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A, B, C rent a pasture. A puts 10 oxen for 7 months, B puts 12 oxen for 5 months and C puts 15 oxen for 3 months for grazing. If the rent of the pasture is Rs. 175, how much must C pay as his share of rent?