Travel word problem (maths)?

Alyscia

New member
Jul 5, 2009
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A cyclist rides a certain distance in 60km/h and then he rides the same distance in 30km/h. Calculate how far he drove if the whole journey took him 3 hours?

Will you please post the calculation and the answer. Thnx
 
A cyclist rides a certain distance in 60 km/h
and then he rides the same distance in 30 km/h.
Calculate how far he drove if the whole journey took him 3 hours?
Total distance travelled = speed x total time
d = V X t
t = d/V
3 = x/60 + x/30
180 = 3x
x = 60
He drove 60 kilometers totally.
 
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