Firlstly, $6$ law students can be seated in $6!$ ways.
___ LS___ LS ___ LS ___ LS ___ LS ___ LS ___
Now, $7$ possible positions are available for MBA students. So, choose $5$ of $7$ positions in $\binom 7 5$ ways and then arrange these $5$ in $5!$ ways.
So, Total possible ways $ = 6!*\binom 7 5 *5!$