A dentist needs to buy a new teeth polishing machine for his dental clinic. He got quotations from three different companies (A, B, and C). The cash flow information for the three quotations listed in the Table below are based on the initial cost, installation, annual operating cost, annual revenue annual maintenance, and salvage value. Use the direct solution method to calculate the interest rate for company B. Year Company C -380.000 Dhs 1 Company -320,000 Dhs 0 0 0 780,000 Dhs Company B -360,000 Dhs 265.000 Dhs 280,000 Dhs 750,000 Dhs 4 Table 1 24.95% o 32.37% 25.44% O