echo $cars[0][0].": In stock: 
".$cars[0][1].", sold: 
".$cars[0][2].".<br>"; echo 
$cars[1][0].": In stock: 
".$cars[1][1].", sold: 
".$cars[1][2].".<br>"; echo 
$cars[2][0].": In stock: 
".$cars[2][1].", sold: 
".$cars[2][2].".<br>"; echo 
$cars[3][0].": In stock: 
".$cars[3][1].", sold: 
".$cars[3][2].".<br>";