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Riia

It is given in the question that Driving at a constant speed, Reggie travels 300 kilometers in 1 hour.

So here distance is 300 kilometers and time is 1 hour .

The formula of speed is

[tex]speed = \frac{distance}{time}[/tex]

Substituting the given values of distance and time, we will get

[tex]speed =  \ frac{300}{1} km/hour[/tex]

So when distance is 300 km and time is 1 hour, so speed is 300 km/hour and that's the answer .

Answer:  300 kilometers per hour

Step-by-step explanation:

Given : Driving at a constant speed, Reggie travels 300 kilometers in 1 hour.

Now, the formula to find speed is given by:-

[tex]\text{Speed}=\dfrac{\text{distance}}{\text{time}}[/tex]

i.e. Reggie’s speed in kilometers per hour =[tex]\dfrac{300}{1}[/tex]

i.e. Reggie’s speed in kilometers per hour =[tex]300[/tex]

Hence,  Reggie’s speed is 300 kilometers per hour.