Here in this Book Title of which is G.C.E(A/L)-2019-Combined Mathematics And Physics-Problems & Solutions, solutions problems on Pure Mathematics, Applied Mathematics, Physics & Variety Of Other Related Problems are discussed. A completely new Proof for Stokes Formula, Solutions to Cubic Equations are also discussed. This Book is dedicated to Late P.G.N.S. Samarawickrama Mother of the Author of this Book Mr. A. C. Wimal Lalith De Alwis.