A piece of equipment cost a certain factory6,00,000. If it depreciates in value, 15% the first year, 13.5% the next year, 12% the third year, and so on, what will be its value at the end of 10 years, all percentages applying to the original cost?

• A. s. 2,00,000
• B. s. 1,05,000
• C. s. 4,05,000
• D. s. 6,50,000