# Algebra

The ratio of the lengths of strings that play the guitar notes D and B is 27 to 16. If a string 64 cm long plays a B, what is the length of the string that plays a D?

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1. D/B = 27/16 for all strings.
So, For the longer string,

D/64 = 27/16
Now just solve for D

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posted by Steve

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