6pipes can fill a tank in 1hour 24mintes . How long will it take to fill the tank , if 7pipes of same type are used
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Answered by
0
Answer:
1hours 48minutes...............................
Step-by-step explanation:
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Answered by
1
Answer
1hr 38mints
Step-by-step explanation:
6 pipes can fill in 1hr 24mints
1 pipe work time is 84/6=14mints
7pipes work time is 14x7 =98mints
1 hr 38 mints
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