1. Ratio : Profit Ratio, Sacrifice Ratio and Gain Ratio, 2. Proportion, 3. Percentage, 4. Commission and Brokerage, 5. Discount, 6. Simultaneous Equations, 7. Preparation of Invoice, 8. Elementary Matrices, 9. Logarithms and Antilogarithms, 10. Simple Interest, 11. Compound Interest, 12. Averages, 13. Profit and Loss
Excellent as described in the picture. Outstanding quality.