Chapter Details. 1. Number System. 2. LCM and HCF. 3. Simplification. 4. Power, Indices and Surds. 5. Average. 6. Ratio and Proportion. 7. Percentage. 8. Profit and Loss. 9. Discount. 10. Simple Interest. 11. Compound Interest. 12. Time and Work. 13. Pipe and Cistern. 14. Time and Distance. 15. Boat and Stream. 16. Sequence and Series. 17. Algebra. 18. Trigonometry.
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