Distance between two cities

The car went from A to B in 4 hours. The car was up 15 km/h faster on the way back. The return trip took 48 minutes shorter than the way there. Find the distance of cities A and B.

Correct answer:

x =  240 km

Step-by-step explanation:

t1=4 h t2=t16048=46048=604 606048=602406048=6024048=60192=516=3.2 h  x = v t1 x = (v+15) t2  v t1=(v+15) t2 v 4=(v+15) 3.2  0.8v=48  v=0.848=60  v=60  x=v t1=60 4=240 km



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







Tips for related online calculators
Need help calculating sum, simplifying, or multiplying fractions? Try our fraction calculator.
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?
Do you want to convert velocity (speed) units?
Do you want to convert time units like minutes to seconds?

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

Related math problems and questions: