three spraying machines working together can finish painting a house in 60 minute how long will it take for five machines of the same capacity to do the same job
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Answered by
5
Step-by-step explanation:
finish painting in =60 minutes
minute take for 1 minute = 60 ÷3=20 , minute
time take for 5 machine = 20 ×5 =100 minute
Answered by
3
Answer:
60÷3=20
1 machine will take 20 minutes
if all machine are working together
it will take 20 minutes
if they are working one by one it will take 1hr40mins (1.4)hrs
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