Math, asked by rumamukherjee4166, 10 months ago

1)A contractor with a work force of 420 men can complete a work of construction of a building in nine months. Due to request by the owners he was asked to complete the job in seven months. How many extra men he must employ to complete the job?

Answers

Answered by shikha180

2

Answer:

30men would be required by him

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