1.

A person travels for 5 hrs at speed of 40 kmh"1 & for 6 hrs at speed of 50 kmh'1 . At the end, he finds that he covered 1/2 of total distance. Find average speed to cover the remaining distance in 10

Answer»

50 kmh-1



DISTANCE in 5 hrs = 5 x 40 = 200 km
Distance in NEXT 6 hrs = 6 x 50 = 300 km
Half of total distance = 200 + 300 = 500 km
∴ Distance LEFT = 500 km;



Discussion

No Comment Found