There are 20 people in your house. Each consumes 60 litres per day. You used to supply water from suppliers which takes RS 1800 per tank . The capacity of the tank is 7000 liters. How much you are investing for water in a month. If you are collecting from each people, how much does each pay ? Find it .
Answers
Answered by
1
one person per day drinks => 60 ltr.
20 persons drink per day => 20 × 60 = 1200 ltr.
total consuming in a month => 1200 ×30 = 36000
ltr.
number of tanks needed in a month =
total consume
capacity of a tank
= 36000
7000
= 5.14 tank
cost of one tank = 1800
cost of 5.14 tanks = 1800 × 5.14
= 9262
per head payment = 9252 ÷ 20
= 462.6 ans
Similar questions