Question

a men travels 37o km to her home partlu by train and rest by car it takes him 4 kour ,if he travels 130 km by train and rest by car ,he takes 18 minutes longer find speed of train and car

Answer 1

total time =4 hour
total dis=370 hr
dis covered by train=130km
''. car=370-130=240km
time taken by train =?
''. car =18 min=3/10
total speed=370/4=92.5km/hr

speed of car =240÷3/10=72km/hr
speed of train =92.5-72=20.5km/hr