The area requirement in sq.m of a rapid sand filter bed (rate of filtration is 5 cum/h) for a town having a population of 50000 with an average water demand of 200 I/day/head will be. Assume that the filter bed is utilized for 24 h/ day.

The area requirement in sq.m of a rapid sand filter bed (rate of filtr

1.	The area requirement in sq.m of a rapid sand filter bed (rate of filtration is 5 cum/h) for a town having a population of 50000 with an average water demand of 200 I/day/head will be. Assume that the filter bed is utilized for 24 h/ day.
A.	125
B.	25
C.	10000
D.	2083
E.	50
Answer» B. 25