Question

8 multiplied by 15 equals to 120.
10 multiplied by 18 equals to 180.
12 multiplied by 21 equals to 252.

please help me write this in FOR LOOP PHP

Answer 1

$s =0;
$k =15
for($i=8;$i<=12;$i+=2)
{
$s =$i * $k;
$k+=3;
}