Course No. 84
Plant Mathematics – Ratio and Proportion
The use of ratio and proportion to solve simple problems common in industry: explanation and means of expressing ratios; reducing to lower terms; forming a proportion; means and extremes; solving for unknowns in proportions; checking; proportions using verbal descriptions; and alternate and indirect proportions.
Prerequisites: Competence with whole numbers, fractions, decimals, percents, positive and negative numbers, and simple algebra.
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