Already answered. See the last paragraph here:Thanks for the replies, everybody.
Related question: When using a Voltage Divider, what's the difference between using different sets of R1 and R2 values to get the same voltage drop? For example, using R1 = 50 ohms, R2 = 75 ohms versus R1 = 500 ohms and R2 = 750 ohms?
http://forum.allaboutcircuits.com/t...ivider-to-reduce-voltage.125679/#post-1018678