Four plowing have the same four workloads. The first team finished the job in four days, the second team in 10 days, the third team in 5 days, the forth team in 16 days. How many machines( with the same capacity) do all four teams have, given that the first and second have more 7 machines than the third and forth team. The total number of machines is ….
The first team has 20 machines.
The second team has 8 machines.
The third team has 16 machines.
The fourth team has 5 machines.
⇒The total number of machines is: 20+8+16+5=49 (machines)
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