विद विच स्पोर्ट्स आर यू टेल क्लब वीएस बंगालक्ष्मी एंड मोहन बागान एसी अकॉर्डिंग
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See the map below showing the position of two factories and a village. People in the village suspect that one or both of the factories are polluting the river from which they use the water for their daily needs. However the factories claim that the river is polluted upstream and they are not responsible for the pollution. (Note the direction of the rivers flow.)
Which is the minimum number of points at which samples of water should be taken to identify whether and which factory is polluting?See the map below showing the position of two factories and a village. People in the village suspect that one or both of the factories are polluting the river from which they use the water for their daily needs. However the factories claim that the river is polluted upstream and they are not responsible for the pollution. (Note the direction of the rivers flow.)
Which is the minimum number of points at which samples of water should be taken to identify whether and which factory is polluting?See the map below showing the position of two factories and a village. People in the village suspect that one or both of the factories are polluting the river from which they use the water for their daily needs. However the factories claim that the river is polluted upstream and they are not responsible for the pollution. (Note the direction of the rivers flow.)
Which is the minimum number of points at which samples of water should be taken to identify whether and which factory is polluting?