A certain waste has a BOD of 162 mg/l and its flow is 1000 m3/day. If the domestic sewage has a BOD of 80 gm/capita, then the population equivalent of the waste would be -
1
20.25
2
1296
3
2025
4
12960
A certain waste has a BOD of 162 mg/l and its flow is 1000 m3/day. If the domestic sewage has a BOD of 80 gm/capita, then the population equivalent of the waste would be -