If (0.0015 • 10^m)/(0.03 • 10^k) = 5 • 10^7, then find m - k. My Effort: (0.0015/0.03)*10^(m-k) = 5 * 10^7 => (15/300)*10^(m-k) = 5*10^7 => 0.05*10^(m-k) = 5*10^7 => 10^(m-k) = 10^9 => m-k = 9 Is 9 correct?
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Yes, it is! Good work!
Originally Posted by HallsofIvy Yes, it is! Good work! I had to battle my way to the answer.