The Cinema Centre consists of four theatres: Cinemas I, II, Ill, and IV. The admission price for one feature at the Centre is Sh.4 for children, Sh.6 for students, and Sh.8 for adults. The attendance for the Sunday matinee is given by the matrix Children Students Adults Cinema I 225 110 50 Cinema II 75 180 225 A = Cinema III 280 85 110 Cinema IV 0 250 225 Find the total revenue collected at the Cinema centre for admission that Sunday afternoon