Problema Solution
john climbs a mountain at 10 mph and returns at 5kph. if it took 1 hr to clim abd return . how far did he climb?
Answer provided by our tutors
Let
x = the time John needs to climb up
1 - x = the time John needs to go down
Since John is passing the same distance up and down, and distance = speed*time we have:
10x = (1 - x)*5
........
click here to see the equation solved for x
........
x = 1/3 hr
The distance John climbed was:
10*(1/3) = 10/3 = 3.33 miles.