please solve quickly

Given A=2000 for periods 3 to 10, i=6% (compounded per period), find the Present Value of this uniform series at t=1 (i.e., P1 = ?) P1 = ? 2000 2000 2000 2000 L 0 1 2 3 4 5 6 7 8 9 10 11,716.6 O 12,926.4 12,310.8 11,942.6 O 11,161.3 For the following cash flows, (receipt of 10,000 at t=0; payment of 10,000 at t=2; receipt of 15,000 at t=3; and receipt of 10,000 at t=6), various interest rates are applied: 2% for years 1 through 4; 3% for years 5 and 6, and 4% for years 7 and 8. Find the equivalent Net Value at t=8, i.e., F8=? F=? 15,000 10,000 10,000 3% 4% 4% 0 1 3 4 5 - 10,000 $28,410. $29,035. $29,213. $28,854. $29,654. Using straight-line depreciation (SLD) method, what is the accumulated depreciation after 9 years for an asset costing $600,000 that has a salvage value of $300,000 after 10 years? $60,000. $270,000. $330,000. $540,000. $300,000