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Mathematics, 08.12.2020 14:00 aaliyah80

Hina drives first 120 km in 2 hrs and next 180 km in next 4 hrs. What is her average speed for the entire trip in km per hour?

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Hina drives first 120 km in 2 hrs and next 180 km in next 4 hrs. What is her average speed for the...
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