Latest exam Aptitude Question SOLUTION: Which mapping rule transfroms the unit circle to a circle having centre(1,-5) and radius4 ? a)( x,y)--(1/4x-1,1/4y+5) b)(x,y)--(1/4x+1,1/4y-5) c)(x,y)--(4x-1,4y+5) d)(x,y)--(4x+1,4