It is further provided that on the death of any of the Settlor 's relatives specified in the Schedule the trustees must set apart out of the Reserve Fund a certain portion calculated in accordance with the directions contained in the clause and to add such portion to the units of the corpus of the Trust Fund allocated to the member specified in the Schedule and to amalgamate the same, and to hold it upon the same trusts as those hereinafter declared and contained of and concerning the unit or units of the corpus of the Trust Fund allocated to such relative of the settlor as aforesaid. ' Clause 7 directs the trustees to hold 3 1/2 equal units of the corpus of the Trust Fund allocated to the Family Trust Expenses Account, and to apply the net income of that Fund to the charges for the collection of the income of the Trust Fund and the remuneration of the trustees and of the members of the Committee of Management and to other costs, charges, expenses and outgoings relating to the Trust.