## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

$50\%$
Typical percentage problem: What percent ($n$, as a decimal number) of (the base amount $y)$ is $x?$ Translated:$\quad n\cdot y=x$ --- Here, What percent ($n$, as a decimal number) of ($y=50$ is ($x=25$)$?$ Translated:$\quad n\cdot 50=25$ ... divide with $50$ $n=0.5\qquad$ .... convert to percent notation, (move the decimal point two places to the right and write a percent symbol.) $=50\%$