A path 5 m wide runs along inside a rectangular field. The length of the rectangular field is three times the breadth of the field. If the area of the path is 500 m2, then find the length and breadth of the field.

Question

( A ) L = 45 m, b = 15 m
( B ) L = 55 m, b = 25 m
( C ) L = 40 m, b = 10 m
( D ) L = 35 m, b = 10 m