Math, asked by priyaranjankumar770, 7 months ago

uns a uay do in 16 days?
4. If 10 men, working 7 hours a day dig a trench 147 m long, how many men working 8 hours a day
will dig a trench 168 m long (of the same breadth and depth as the first in the same number of days)?

5. Three pumps working 8 hours a day can empty a tank in 2 days. How many hours a day must 4 pumps
work to empty the tank in 1 day?​

Answers

Answered by sheilanisha2007
0

Answer:

Step-by-step explanation:

dont really now.

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