SOLUTION: joan jogs 4km at a speed of 3km/hr. How long does she jog for?

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Question 859683: joan jogs 4km at a speed of 3km/hr. How long does she jog for?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
D = r*t


4 = 3*t


4/3 = t


1.3333 = t (this is approximate)


t = 1.3333 (this is approximate)


So she jogged for roughly 1.3333 hours


Since 4/3 hrs = (4/3)*60 min = 240/3 min = 80 min, this means that she jogged for exactly 80 minutes.