Jawabanmu

2014-03-03T19:28:01+07:00
FA / fB = TB / TA
100/fB = 2/3
fB = 150Hz
Jawaban paling cerdas!
2014-03-03T19:30:30+07:00
A;B = 3:2
2/3 x 100 = 66,66