Question
The total number of gyozas produced by Machine D and Machine E was 227. The total number of gyozas produced by Machine D and Machine F was 283. The total number of gyozas produced by Machine E and Machine F was 306. Find the average number of gyozas produced by 3 machines.
3 m

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The total number of gyozas produced by Machine D and Machine E was 227. The total number of gyozas produced by Machine D and Machine F was 283. The total number of gyozas produced by Machine E and Machine F was 306. Find the average number of gyozas produced by 3 machines.