What will be the value of charges after the following code is executed?

double charges, rate $=7\mathrm{.}00$;

int time $=180$ :

charges $=$ time $119?$ rate $**2$ :

time $/60\mathrm{.}0*$ rate;

$21\mathrm{.}00$

$14\mathrm{.}00$

$7\mathrm{.}00$

$28\mathrm{.}00$