Cost of a stone varies directly as the square of its weight. A stone b – McqOptions

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1.	Cost of a stone varies directly as the square of its weight. A stone broke into four pieces with their weights in the ratio 1 : 2 : 3: 4. If the loss in the total value of the stone was Rs.7000, the price of the original stone was
A.	Rs. 150000
B.	Rs.175000
C.	Rs.100000
D.	Rs.140000
Answer» D. Rs.140000

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