Letohrad 4396

On a map at a scale of 1:400,000, the distance between Letohrad and Prague is 4.5 cm. What speed does Dad have to go to be in Prague at 9 o'clock when he leaves at 6 o'clock, 40 minutes?

Correct answer:

v =  7.7143 km/h

Step-by-step explanation:

s=4.5/100/1000 400000=18 t=9(6+40/60)=372.3333 v=s/t=18/2.3333=7.7143 km/h



Did you find an error or inaccuracy? Feel free to write us. Thank you!










Tips for related online calculators

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1

Related math problems and questions: