Mathematics, 12.12.2020 16:40, kaylag8242p2qj2e

The Yerox machine takes 20 seconds to warm up, but then copies five copies per second. It is fast! The ol' Memeo does not need any time to warm up, but then makes one copy every four seconds.
Which machine represents a proportional relationship between the time it takes and the number of copies?
Yerox
Memeo

Answers: 2

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The Yerox machine takes 20 seconds to warm up, but then copies five copies per second. It is fast! T...