Section $1\mathrm{.}8$ Conversion between Levels of Powers of Ten

$32.$ Perform the following conversions:

a$.0\mathrm{.}05s$ to milliseconds

d$.8400$ ps to microsecon

b$.2000$ s to milliseconds

e$.100{10}^{3}mm$ to kilomet

c$.0\mathrm{.}04$ ms to microseconds