You invested your allowance of $500 which gets 15% compounded annually for 5 years.
Your sister invested $500 with 15% simple interest for 5 years.
How much more money will you have after 5 years?

Astudent simplified a rational expression as shown.

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?