Question 840545
If a model car travelled 15 meters in 5 seconds, how fast was it travelling?
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Ans:: (15/5) = 3 meters/sec *(1 km/1000 meters)(3600 sec/1 hr) 
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= (3*1*3600)/(1*1000*1) km/hr
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= 3*36 km/hr
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= 108 km/hr
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Cheers,
Stan H.
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