Mathematics, 23.07.2019 11:30 JANA279

The time t that it takes for a group of volunteers to construct a house varies inversely as the number of volunteers v. if 20 volunteers can build a house in 62.5 working hours, how many working hours would it take 15 volunteers to build a house? round to the nearest tenth.

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The time t that it takes for a group of volunteers to construct a house varies inversely as the numb...