Question

6x10^-5x700 divided by 4x10^5x1.5x10^7 simplify using scientific notation/
6x10^-5 * 700 = (6*7)x10^(-5+2) = 42x10^-3
4x10^5 * 1.5x10^7 = (4*1.5)x10^(5+7) = 6x10^12

Now just divide as usual

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