It takes 40 people 30 days to complete a building, and 3 machines take 8 days to complete the work. They pay Rs.2,000 per day for a man and Rs. 100000 per day for a machine for this work. Find out whether is it better to use people or machine. need step by step explanation.

FOR THE BEST ANSWER I'LL GIVE THE BRAINIEST

  The costs are the same, so "better" depends on some criteria other than cost.

Step-by-step explanation:

The total of labor days is ...

  40 people · 30 days = 1200 people·days

The cost for men to do the work is ...

  ₹2000×1200 = ₹24,00,000

__

The total of machine days is ...

  3 machines · 8 days = 24 machine·days

The cost for machines to do the work is ...

 ₹1,00,000×24 = ₹24,00,000

__

Whether men do the work or machines do the work, the cost is the same. So, the choice of which is "better" depends on other goals. Among them might be ...

Where Rupees are the currency, numbers larger than 1000 are generally grouped in 2-digit groups as was done here.

50-60=10

step-by-step explanation:

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step-by-step explanation: