Question

Two inlets A and B are connected to a tank A and B can fill the tank in 32 hours and 28 hours respectively. If both the pipes starting from A are opened one by one for 1 hour then in what time will the tank be filled (in hours, rounded to the nearest integer)?

• A. 36
• B. 22
• C. 24
• D. 30

Answer 1

Answer: (D)