The ratio of quantity of water in fresh fruit to that of dry fruits is 7 : 2 . If 400 km of dry fruits contain 50 km of water then find the weight of the water in same fruits when they were fresh?
A. 100 km
B. 150 km
C. 175 kg
D. 125 kg
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সঠিক উত্তরঃ
C.
175 kg
Explanation:
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