Four square flowerbeds each of sides 2 m are dug on a piece of land 12 m long and 9 m wide. Find the area of the remaining portion of the land. Find the cost of levelling this land at the rate of $3 per 100 cm^2.

Question

( A ) 82 m^2, $ 24600
( B ) 90 m2, $ 27000
( C ) 92 m^2, $ 27600
( D ) 72 m^2, $ 26000