This course is designed to help students with limited mathematical background, to become comfortable with mathematical concepts, and so facilitate studies in other subject areas.  Topics covered include decimals, factions, percentages, the S.I. system, unitary method, ratio and proportion, strengths of solutions, basic algebraic concepts, simple equations and inequations, formulae and use of formulae, simultaneous equations, graphs and linear programming, matrices, sets, permutations, combinations, probability theory, and number bases.