A pipe can fill a cistern in 66 minutes. Find the time in which 1/11 part of the cistern will be filled?	Choose the correct answer:
A) 5min
B) 2min
C) 6min
D) 1min
E) 10min
Full cistern filled in = 66 minutes   1/11 part filled in = 66*1/11= 
<gadget id="calculator">66*1/11</gadget>
<output>6</output>
6minutes   Answer is 6min
<result>C</result>
A pipe can fill a cistern in 66 minutes. Find the time in which 1/11 part of the cistern will be filled?