1.

Waste water flowing with TSS concentration 40 mg/L at the rate of 10 Liter/min is discharged into the river, if the river is flowing at the rate of 15 Liter/min, what is the concentration of TSS in the river?

A. 10 mg/L
B. 30 mg/L
C. 45 mg/L
D. 60 mg/L
Answer» E.


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