All development within the MF-6 Multifamily Residential Zone shall provide for low- and moderate-income housing set-asides of 20% of the total number of units proposed within the development pursuant to the provisions of N.J.A.C. 3:97-6.4(b), as may be amended, and the requirements of §§ 250-84 through 250-89, as may be amended. The affordable units shall be split, with 50% affordable to moderate-income families and 50% affordable to low-income families, of which 13% shall be affordable to very-low-income families.