Respuesta :

mishondra

Answer:

123km/h

Step-by-step explanation:

I really don't know the right way to explain it but the way I did it is just devide 82 by 2 so I can get the speed for 20 mins, then just multiply what I got for 20 mins by 3

82:2=41km/h

41x3=123km/h

navneet009

Answer:

hey why u asking same question again and again

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