SSC CGL 2025 — Q55 Solved Answer with Explanation

Question

Pipe A is capable of filling a tank in 16 minutes while Pipe B can fill the same tank in 24 minutes. Both pipes are opened together, but after 4 minutes, the rate of Pipe A doubles and the rate of Pipe B becomes half of its original. How many more minutes will it take to fill the tank completely?

1. A. 4 min (Correct answer)
2. B. 5 min
3. C. 6 min
4. D. 7 min

Correct Answer

Option A — 4 min