Question

tap A can fill a tank in 5 minutes, tap B csn fill the tank in 15 minutes. tap C can empty a tank in 20 minutes. find the time taken to fill all the tanks if all taps work at the same time.​

Answer 1

Answer:

Answer is 35min

Step-by-step explanation:

• 5+15+15 = 35
• As tap C can empty the tank in 20 min then it will take 5 min less to fill the tank so, 20-5 = 15 min