A cistern is normally filled in 12 hrs,but takes 2 hrs longer to fill because of a leak on its bottom,if Cistern is full ,how much time citern would empty?
Choose the correct choice from the following.
A) 10 hours	B) 84 hours	C) 30 hours	D) 40 hours	E) 50 hours
If leakage/hour=1/x, then 1/12 -1/x= 1/14, solving 1/x=1/84   So in 84 hours full cistern will be empty.   ANSWER:84 hours
<result>B</result>
A cistern is normally filled in 12 hrs,but takes 2 hrs longer to fill because of a leak on its bottom,if Cistern is full ,how much time citern would empty?