Question

what is the mathematical concept involved in rainwater harvesting? Formula used to get the volume of tank is: consumption per capita per day × days in dry season × number of people using the water​

Answer 1

Answer:

To calculate how much rainwater can be harvested, multiply your rainfall (mm) by your roof surface area (m2) being used to catch rainwater. The resulting number represents how many litres of water you can expect to collect

Answer 2

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Area of the catchment (A) = 100 sq. m. 2. Determine the tank capacity: This is based on the dry period, i.e., the period between the two consecutive rainy seasons