Prep
Bee
Pakistan
Free MCQ Practice Platform for Govt Job Exams
Home
MCQs
Quiz
Past Papers
FIA Prep
Contact
Quiz Mode
Login
Register
Preparing your study page...
Home
MCQs
Mathematics
MEDIUM
ENGLISH
Mathematics
Two taps can separately fill a cistern 10 minutes and 15 minutes respectively and when the waste pipe is open, they can together fill it in 18 minutes. The waste pipe can empty the full cistern in?
A
7 min
Option A
B
13 min
Option B
C
23 min
Option C
9 min
Correct answer
Correct answer: D
Explanation
No explanation provided for this MCQ yet.
Hide Answer
Hide Explanation
Start Related Quiz
Submit Correction
More MCQs