Which of the following options is correct?

4000 m = 40 km

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4000 m = 4 km

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4000 m = 400km

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4000 m = 0.4 km

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Solution

The correct option is B 4000 m = 4 km

To convert a smaller unit (m) to a larger unit (km) we divide by the conversion factor.
We know that 1000m = 1km
Therefore 4000 m = 4000 ÷ 1000

= 4 km

Answer: option B. 4000 m = 4km

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Which of the following options is correct?

The correct option is B 4000 m = 4 km To convert a smaller unit (m) to a larger unit (km) we divide by the conversion factor. We know that 1000m = 1km Therefore 4000 m = 4000 ÷ 1000 = 4 km Answer: option B. 4000 m = 4km

The correct option is B 4000 m = 4 km

To convert a smaller unit (m) to a larger unit (km) we divide by the conversion factor.
We know that 1000m = 1km
Therefore 4000 m = 4000 ÷ 1000

= 4 km

Answer: option B. 4000 m = 4km