a train travelling at 110 km per hour takes 18 hours to complete a journey if a helicopter flew at 180 km per hour how long would it take to complete the same distance
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u can solve it by taking speed as X km/hr
110/x-1 -180/x+1=18
is the equation
110/x-1 -180/x+1=18
is the equation
hisham1231:
we should find the time not speef
not speed
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