A team of technicians can upgrade 17 laptops in one hour. The team starts to upgrade 150 computers, but after three hours the supervisor decides to add a second team. The second team can upgrade 4 machines every 20 minutes. How many hours and minutes does the entire job take?

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The Answer of A team of technicians can upgrade 17 laptops in one hour. The team starts to upgrade 150 computers, but after three hours the supervisor decides to add a second team. The second team can upgrade 4 machines every 20 minutes. How many hours and minutes does the entire job take?

A Team of Technicians Can Upgrade 17 Laptops in One