Question

Two pipes M and N can fill a tank in 10 hours and 15 hours respectively. The pipes were opened together, but pipe N stopped working after sometime and the rest of the tank was filled by pipe M in 5 hours. After how many hours did pipe N stop working?

A 2 hours
B 3 hours
C 4 hours
D 5 hours
E None of these
Practice Next

More Pipes and cisterns Questions

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)