Human waste production
GIVEN THAT The average human produces 500 litres of urine and 50 litres of faeces a year.
And GIVEN THAT The average bucket holds ten litres.
SUPPOSE you separate the urine and faces in a separating toilet that has a 10 litre bucket for the urine and the faeces.
CALCULATE How often in a year you should empty the following
1) the urine bucket
2) the faeces bucket
Give the answer as number of times a year and number of times a week/month.