An old manuscript reveals that a landowner in the time of King Arthur held 3.00 acres of

Question:

An old manuscript reveals that a landowner in the time of King Arthur held 3.00 acres of plowed land plus a livestock area of 25.0 perches by 4.00 perches. What was the total area in?
(a) The old unit of roods and
(b) The more modern unit of square meters? Here, 1 acre is an area of 40perches by 4perches, L rood is an area of 40perches by 1perch, and 1 perch is the length 16.5ft.