QUESTION $2$

An Investor bought a House in Cedar Rapids priced at $$360,000$ on a $100\%$ loan. He made monthly mortgage payments of

$$1000$ towards his loan and sold his House after $10$ years for $$400,000.$ He had a loan balance of $$200,000$ that he repaid at

the end of $10$ years. What was the return the Investor earned through this investment? $($State your answer rounded to $2$

decimals$)$

The answer isn't $22\mathrm{.}22\%.$ Already tried that