(5)The foregoing debts shall-(a)rank equally among themselves and be paid in full, unless the assets are insufficient to meet them, in which case they shall abate in equal proportions; and(b)so far as the assets of the company available for payment of general creditors are insufficient to meet them, have priority over the claims of holders of debentures under any floating charge created by the company, and be paid accordingly out of any property comprised in or subject to that charge.