Two Violinists Are Trying to Tune Their Instruments in an Orchestra.One

Multiple Choice

Two violinists are trying to tune their instruments in an orchestra.One is producing the desired frequency of 440.0 Hz.The other is producing a frequency of 448.4 Hz.By what percentage should the out-of-tune musician change the tension in his string to bring his instrument into tune at 440.0 Hz?

A) +1.9%
B) -1.9%
C) +3.7%
D) -3.7%
E) +8.4%