A pipe can empty 2/3rd of a cistern in 12 mins. In 8 mins, what part of the cistern will be empty? Options.
A) 2/3	B) 2/5	C) 4/9	D) 5/7	E) 4/11
2/3 ---- 12   ? ----- 8 ==&gt; 4/9   4/9
<result>C</result>
A pipe can empty 2/3rd of a cistern in 12 mins. In 8 mins, what part of the cistern will be empty?