In square $abcd$, point $m$ is the midpoint of side $ab$ and point $n$ is the midpoint of side $bc$. what is the ratio of the area of triangle $amn$ to the area of square $abcd$? express your answer as a common fraction.

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

Judy garland electronics operate on a net-profile rate of 20% on its printer cables. if the markup is $8.95 and the overhead is $4.31,find the net profit and the selling price? use the net-profit rate formula to solve this problem.

Grace paid $1.70 for 5 ounces of candy. how much did she pay for 24 ounces?