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Algebra
Pregunta

Mr James travelled from east to west. He travelled \(3/5\) of the journey in the first hour, \(1/3\) of the journey in the next half hour and the rest of the journey in another one hour. The average speed in the first \(1~1/2\) hour journey is \(70\) km/h. Find the distance travelled during the last part of the journey.
 

Answer

\(7.5\) km

Solución
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