*/*_In a city the ratio of the drainage to sewage is 20, the percentage discharge passing through non-monsoon periods, is?

*/*_In a city the ratio of the drainage to sewage is 20, the percentag

1.	/_In a city the ratio of the drainage to sewage is 20, the percentage discharge passing through non-monsoon periods, is?
A.	5
B.	10
C.	15
D.	20
Answer» E.