Question

In your family 150 litres of water is used in 30 days, where cost is Rs. 2250. Find cost of water used in a week​

Answer 1

Step-by-step explanation:

cost of 150litre = 2250rupees

water used in 30days = 150litre

water used in one week = (150/30)×7

= 35litre

so, cost of 35litre = (2250/150)×35

= 15×35

= 525rupees answer

Answer 2

Answer:

150 ₹

Step-by-step explanation:

total wayer used by the fanily in 30 days = 150 litres

therefore in 1day the family use water = 150/ 30 lit = 5 lit

so in 7 days (=1 week) the family will use water = 5 × 7 lit = 35 lit

again, 150 lit water cost = 2250 ₹

1 lit will cost = 2250/ 150 ₹ = 15 ₹

therefore 35 lit will cost = 15 × 35 = 525 ₹