On a certain day the vendor opened two pipes A and B to fill the empty. After 25minutes he opened the outlet tap to supply water to his customers at an average of 20litres per minute Calculate the time it took to fill the tank on that day (4mks) i) The vendor supplied a total of 542 Jerricans, each containing 25 Litres of water o that day. If the water that remained in the tank was 6300 litres, calculate in litres, the amount of water wasted.