Task: Question Answering
Input (English): Problem: a square mirror has exactly half the area of the rectangular wall on which it is hung . if each side of the mirror is 18 inches and the width of the wall is 32 inches , what is the length of the wall , in inches ? 
Options: a ) 15.25 , b ) 18.25 , c ) 19.25 , d ) 20.25 , e ) 21.25
Output (English): d