REPUBLIC v THE RENT OFFICER AND ANOTHER; EX PARTE BOAKYE Landlord and tenant—Rent Officer—Rent assessment—Right to be heard—Proceedings for assessment of rent by rent officer quasi—judicial—Rent officer assessing rent on basis of report by quantity surveyor—Appellant not given opportunity to challenge report—Whether decision to be quashed—Rent Act, 1963 (Act 220), ss 12 and 14—Rent Regulations, 1964 (LI 369), r 4.