Question:
Thomas had a carton of milk. He drank the same amount of milk everyday. At the end of the 12th day, he was left with 2/5 of the milk. At the end of the 15th day, which was a Tuesday, he was left with 1200 ml of milk.
a) What fraction of the milk did he drink each day?
b) From the 16th day, he decided to drink twice the amount of milk which he used to drink daily. On which day would he finish the remaining milk?