If a field is 100 m×100 m100 \text{ m} \times 100 \text{ m}100 m×100 m, what is its area in acres? (1 acre≈4047 m21 \text{ acre} \approx 4047 \text{ m}^21 acre≈4047 m2)
2.47 acres2.47 \text{ acres}2.47 acres
0.40 acres0.40 \text{ acres}0.40 acres
10 acres10 \text{ acres}10 acres
100 acres100 \text{ acres}100 acres