List of top Services and Infrastructure Questions on Water supply and distribution system

A city's population in 2025 is 1,75,000 and is expected to increase in the next three decades at a growth rate of 8.5% per decade. In 2055, the estimated per capita domestic water demand will be 175 litres per day. The total daily domestic water demand for the city in 2055 (in million litres per day) will be (rounded off to two decimal places).

The design of a 1200 capacity concert hall considers 1/3rd female audience and 2/3rd male audience. The Table below shows the guideline for calculating Water Closet requirements.

Fixture	Male	Female
Water closet	1 number per 100 up to 400 and over 400, 1 number for every 250 or part thereof	3 numbers per 100 up to 200 population and over 200, 2 numbers for every 100 or part thereof

Using the above guideline, the number of Water Closets required for the total audience is _______(in integer).