What is the correct answer to the expression:

$2\mathrm{.}54x(150\mathrm{.}7-149\mathrm{.}32)$

$4$

$3\mathrm{.}48234$

$3\mathrm{.}482$

$3\mathrm{.}5$

$3\mathrm{.}48$

$3\mathrm{.}4823$