8. 10 persons can fill up a water tank in 20 hours. How many persons are
needed to fill it up in 5 hours ?
Answers
Answered by
1
Answer:
Not only must we be good, but we must also be good for something.” – Henry David Thoreau.
sorry I really don't knoww this answer
Answered by
4
Answer:
therefore 40 people are neded to fill it in 5 h
Step-by-step explanation:
no. of person=10
time=20h
one person can fill tank in=10×20
=200h
for 5 h =5÷200
=40
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