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A person crosses a 1200 m long street in 10 minutes. What is his speed in kmph?

The person covers 1200 m, or 1.2 km, in 10 minutes, which is \( \tfrac{1}{6} \) of an hour. The speed is \( 1.2 \div \tfrac{1}{6} = 7.2 \) km per hour.

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A person crosses a 1200 m long street in 10 minutes. What is his speed in kmph?

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Correct answer A

The person covers 1200 m, or 1.2 km, in 10 minutes, which is 16 \tfrac{1}{6} of an hour. The speed is 1.2÷16=7.2 1.2 \div \tfrac{1}{6} = 7.2 km per hour.

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