Consider the following statements.i. The arithmetical increase method is suitable for new citiesii. The decreasing growth rate method is used where the rate of growth shows a downward patterniii. The geometrical increase method is used for older citiesWhich of the following above statements is/are correct?

In environmental engineering, water demand is the amount of water that users request to meet their needs. The first step is to consider the demand, and the second step is to find sources to meet that demand. 

Here are some common types of water demand:

1. Domestic water demand: Includes water for drinking, cooking, bathing, and gardening in private buildings
2. Industrial water demand
3. Commercial and industrial water demand
4. Fire demand
5. Demand for public use
6. Compensate losses and theft demand
    

Topics include: Water Demand, & Population Forecasting