A pipe can fill a cistern in 44 minutes. Find the time in which 1/11 part of the cistern will be filled?
Choose the correct answer:  A) 4 min  B) 2 min  C) 3 min  D) 1 min  E) 10 min

Rationale: "full cistern filled in = 44 minutes 1 / 11 part filled in = 44 * 1 / 11 = 4 minutes answer is a"
Answer: A