Question
I walk 4km at 8km/h and then jog 6km at 12km/h.
Find the total time taken and the average speed for the whole journey.
Find the total time taken and the average speed for the whole journey.
Answers
Reiny
time walking = 4/8 hrs = 1/2 hr
time jogging = 6/12 hrs = 1/2 hr
total time = 1 hr
avg speed = 10 km/1 hr = 10 km/h
time jogging = 6/12 hrs = 1/2 hr
total time = 1 hr
avg speed = 10 km/1 hr = 10 km/h