00555nam a22001697a 4500 20230130111755.0 220106b |||||||| |||| 00| 0 eng d 0119-581-6 DDC English 510 Or1 1999 Oracion, Vivencio III 554 Math challenges : enhancement exercises for high school math / Vivencio Oracion III, Ma. Margarita T. Magno-Pavia. Philippines : Belgosa Media Systems, Inc., c1999. 48 p. ; 22 cm. Mathematics. 34226 CIR ddc 333 333 0 0 0 0 NFIC HS-IMC HS-IMC CIR 2017-01-30 Purchased 0 510 Or1 16509 2017-01-30 00:00:00 1 2017-01-30 CIR