a rectangular field is 750 m long and 450 m broad has two roads in middle of it,which are 5 m wide, running at right angles to each other. one is along the breadth and the other along the length .find the area

Answer 1

find the area of what ??

perhaps this post from 2013 will help.

http://www.jiskha.com/display.cgi?id=1362572204