Question

a family of 10 members use 15000(L)of water in 30 days. how many (L) of water is used by each number in a year

Answer 1

here I member use 50 letres of water in one day. so for 365 days each one use 18250 litres of water.

Answer 2

amount of water used by a person in 30 days=15000/10=1500

amount of waters used by a person in one day=1500/30=50liters

amount of water used by a person in one year=50*365=18250