Answer
$3.28\times 10^2 ~m$
Work Step by Step
$3.08\times 10^{-1} ~km + 2.00 \times 10^3~cm$
$ = 3.08\times 10^2 ~m + 2.00 \times 10^1~m$
$ = 3.08\times 10^2 ~m + 0.200 \times 10^2~m$
$ = 3.28\times 10^2 ~m$
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