Simplify \((0.3\times 10^{5})\div (0.4\times 10^{7})\)leaving your answer in standard form

Question 1 Report

\(7.5\times 10^{-4}\)

\(7.5\times 10^{-3}\)

\(7.5\times 10^{-2}\)

\(7.5\times 10^{-1}\)