A pedestrian came started at 8h in the morning with a speed 4.4 km/h. At half-past eleven, the cyclist started at 26 km/h the same way.

How many minutes take for the cyclist to catch up pedestrian?

Correct answer:

x =  42.8 min

Step-by-step explanation:

v1=4.4 km/h v2=26 km/h t1=11.58=3.5 h  s1=s2 v1(x+t1)=v2x v1x+v1t1=v2x  x=v2v1t1v1 x=0.713h=42.8 min

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