Time left $0$:$19$:$28$

$15$

What is the decimal value of the binary representation $101010\mathrm{.}111?$

Select one:

$42\mathrm{.}875$

$101010\mathrm{.}111$

None of the other answers is correct.

$26\mathrm{.}111$

$42\mathrm{.}75$