solve this by step by step
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Anonymous:
are you sure the answer is 10? Is there any details that are left out of the picture because when I tried solving the problem I got 32 labours .
no there is no any details out of the picture .
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Answer:
10
Step-by-step explanation:
It takes 1200 worker days. We know this by multiplying 40 with 30
take 1200 and divide by 24 to get 50 labourers needed
that means you will need to add 10 more labours to the 40 labours you already have
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