An outlet pipe can empty 2/3 rd of a cistern in 12 minutes. In 8 minutes, what part of the cistern will be emptied?
Q1. An outlet pipe can empty 2/3 rd of a cistern in 12 minutes. In 8 minutes, what part of the cistern will be emptied?
Answer: 04-Sep
Explanation: The pipe empties 2/3 of the cistern in 12 minutes, so rate = 1/18 per minute; in 8 minutes it empties 8/18 = 4/9.