One fill pipe A is 3 times faster than second fill pipe B and takes 10 minutes less time to fill a ...
One fill pipe A is 3 times faster than second fill pipe B and takes 10 minutes less time to fill a cistern than B takes. Find when the cistern will be full if fill pipe B is only opened.
Answer/Solution
15 min
Steps/Work
Let B can fill the cistern in x min. Then,
then A can fill the cistern in x⁄3 min
Given x - x⁄3 = 10 ⇒ x = 15 min
Answer C
then A can fill the cistern in x⁄3 min
Given x - x⁄3 = 10 ⇒ x = 15 min
Answer C