1951 AHSME Problems/Problem 5
Problem 5
Mr. owns a home worth
10,000. He sells it to Mr.
at a 10% profit based on the worth of the house. Mr.
sells the house back to Mr.
at a 10% loss. Then:
Solution
Mr. earns
<dollar/>
<dollar/>
after he sells it to Mr.
. Then, Mr.
sells it at a price of
<dollar/>
<dollar/>
, so
.