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A field is 400 m by 250 m. What is its area in square kilometres?

A0.1 km2
B0.01 km2
C1 km2
D10 km2
Answer & Solution
Correct answer: A. 0.1 km2
The field is 100,000 m2, and one square kilometre is 1,000,000 m2, so the area is 0.1 km2.
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