Finance Question: You have just sold your house for $900,000 in cash. Your mortgage was originally a 30-year mortgage with monthly payments and an...

Finance Question:

You have just sold your house for $900,000 in cash. Your mortgage was originally a​ 30-year mortgage with monthly payments and an initial balance of $800,000. The mortgage is currently exactly​ 18½ years​ old, and you have just made a payment. If the interest rate on the mortgage is 6.25% ​(APR), how much cash will you have from the sale once you pay off the​ mortgage?