In a circle of radius 5 kilometers, Hector is at point B and he has to run to point A. His physical education teacher tolds him "i am 3.5 km away from the center of the circle, towards point B".

Hector must bet the time (in minutes) he will need to reach point A, knowing he runs at 14km /h.

How many minutes will he bet ? Give the response to 2 decimal places.

Enjoy

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