Question

from a water tank 100 litres of water is used every day . after 10 days there is 2000 litres of water in the tank. how much water was there in the tank before 10 days ?​

Answer 1

Answer:

water used everyday=100 litres

water used in 10 days =100*10=1000 litres

water left after 10 days =2000 litres

water before 10 days =1000+2000=3000