Problem: the length and the breadth of a rectangle are in the ratio of 3 : 2 respectively . if the sides of the rectangle are extended on each side by 1 metre , the ratio of length to breadth becomes 10 : 7 . find the area of the original rectangle in square metres . 
Options: ['a ) 256', 'b ) 150', 'c ) 280', 'd ) data inadequate', 'e ) none of these']
e