The C major key, starting with the middle C, consists of seven notes (white keys on the piano) with the following frequencies.NoteCDEFGABFrequency(Hz)261.6293.7329.6349.2392.0440.0493.9Determine the ratio of the note F to middle C.
Answer
A
1.3224
B
1.2599
C
1.3348
D
1.3654
Explanation
To find the ratio of F to middle C, divide F’s frequency by middle C’s frequency: 349.2 ÷ 261.6 ≈ 1.3348. Therefore, the ratio is 1.3348, which is choice C.
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