Biology, 18.11.2019 14:31 mjam85877

If 20 beats are produced within one second which of the following frequencies could possibly be held by two sound waves traveling through a medium along a common pants at the same time? a. 18 hz and 26 hz b. 22 hz and 42 hz c. 38 hz and 63 hz d. 47 hz and 55 hz

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