Question 79

Two pipes A and B can fill a tank in 24 hours and 30 hours respectively. If both pipes are opend together, the time taken to fill the tank is

Name: Two pipes A and B can fill a tank in 24 hours and 30 hours respectively. If both pipes are opend together, the time taken to fill the tank is
Uploaded: 2026-01-26T11:40:42.617969+05:30
Duration: 2 min 24 s
Description: Two pipes A and B can fill a tank in 24 hours and 30 hours respectively. If both pipes are opend together, the time taken to fill the tank is

Solution

Two pipes A and B can fill a tank in 24 hours and 30 hours respectively.

Time taken by both pipes together = $$1\div(\frac{1}{24}+\frac{1}{30})$$

= $$1\div(\frac{5+4}{120})$$

= $$\frac{120}{9}=\frac{40}{3}$$ hours

=> Ans - (B)

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