Question: A boy plays a cello. On one note, he observes a beat frequency of 12 beats with a 230 Hz tuning fork and a beat

A boy plays a cello. On one note, he observes a beat frequency of 12 beats with a 230 Hz tuning fork and a beat frequency of 8 Hz with a tuning fork of 250 Hz. What is the frequency of the cello?

	A.	238 Hz
	B.	262 Hz
	C.	228 Hz
	D.	258 Hz
	E.	242 Hz

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