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Montano1993 [528]
3 years ago
13

A 100-meter-long christmas train needs 30 seconds to cross a 400-meter-long bridge. assuming the train goes at a steady speed, h

ow fast is it?
Mathematics
1 answer:
san4es73 [151]3 years ago
8 0
Length of train : 100
length of bridge : 400
distance covered by the train to cross the bridge : (100 + 400) = 500
time taken by the train to cross : 30

speed = distance / time
speed = 500/30
speed = 16.67 meters per second <===
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3 years ago
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