Calculate the value of a mini bus costing $210,000 after years if it depreciates at 14% per annum. (Use the formula)

Calculate the value of a plot of land worth $60,000 if it appreciates at 5% for a period of 4 years.

Calculate the value of a motorcycle costing $56,000 after a period of 3 years if its rate of depreciation is 7%. [Use first principles and the formula]

A man invests $18,500 in a saving account at a bank. If the invests for 2 yrs. at a simple interest rate of 4.5%. How much money can he withdraw at the end of this time?