A remote village has exactly $1000$ vehicles with sequential registration numbers starting from $ 1000.$ Out of the total vehicles, $ 30 \% $ are without pollution clearance certificate. Further, even- and odd-numbered vehicles are operated on even- and odd-numbered dates, respectively.
If $100$ vehicles are chosen at random on an even-numbered date, the number of vehicles expected without pollution clearance certificate is ___________.
- $15$
- $30$
- $50$
-
$70$