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OpenStudy (anonymous):
The maximum speed of the Tupolev Tu-144 airliner is 694 m/s. What is the speed in kilometers per hour?
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OpenStudy (kira_yamato):
694 m/s = 694 m / 1 s = (694/1000)/(1/3600) = 694/1000 x 3600 = 2498.4 km/h (QED)
OpenStudy (anonymous):
thanks
OpenStudy (kira_yamato):
NP
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