The purchaser of a car paid $10,000 cash and agreed to pay $3000 at the end of 6 months for 10 years. He failed to make the first 5 payments of $3000 each. At the end of 3 years, he desires to pay the...

The purchaser of a car paid $10,000 cash and agreed to pay $3000 at the end of 6 months for 10 years. He failed to make the first 5 payments of $3000 each. At the end of 3 years, he desires to pay the car by a single payment which will cancel both his accumulated liabilities and his future liabilities. What must he pay if money is worth 6% per annum compounded semi-annually?