CBSE Class 11 Applied Mathematics Interest and interest rate Accumulation with simple and compound interest Simple and compound interest rates with equivalency Effective rate of interest Present value, net present value and future value Annuities, calculating value of regular annuity Simple applications of regular annuities (up to 3 period) Tax, calculation of tax and simple applications of tax calculation in Goods and service tax, Income Tax Bills, tariff rates, fixed charge, surcharge, service charge Calculation and interpretation of electricity bill, water supply bill and other supply bills (Comparing interest rates on various types of savings; calculating income tax; electricity bills, water bill; service surcharge using realistic data)