The flow has been calculated as $2300ve\frac{c}{h}r,$ and the time taken by an observing vehicle is $90$ seconds. We know that this vehicle encountered $95$ vehicles against the traffic stream, and while $13$ vehicles passed the observing vehicle, the number of vehicles overtaken by the test vehicle was $62.$ If the distance the test vehicle took was $1000m,$ what was its operation speed?

$40$

$55$

$50$

$45$

$60$

Se$$imimi temizle