the inner b,l & h of rectangular tank formed for drinking water of two families are 3m,1.5m and 1.6m respectively....find the total cost of colouring the inner four wall of tank at the rate of rs 100 per 3 sqare meter.... and if both the families pay equal amount for using water in the tank.how much amount should each family pay at the rate of 50 paisa per liter
