Math MCQ: Pipe A fills a tank in 6 hours, pipe B in 12 hours. After 3 hours, pipe A is closed. How long will pipe B take to fill the remaining tank?

Pipe A fills a tank in 6 hours, pipe B in 12 hours. After 3 hours, pipe A is closed. How long will pipe B take to fill the remaining tank?

Correct Answer: 3 hours

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WhatsApp+91 99922 70404Math MCQ: Pipe A fills a tank in 6 hours, pipe B in 12 hours. After 3 hours, pipe A is closed. How long will pipe B take to fill the remaining tank? | Extra Education