hello! I had a doubt about this q. please give an appropriate answer. if you do not know the answer, do not answer like "I did not understand your question" I will mark brainliest for most appropriate answer.

hello I had a doubt about this q please give an appropriate answer if you do not know the answer do not answer like I did not understand your question I will ma class=

Respuesta :

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[tex]average \: \: speed = 85 \: \: \frac{km}{h} [/tex]

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