Question

Two trucks start from depots C and D facing each other. Driver 1 (from

  • C moves toward D at (x – 7) km/h. After 3 hours, Driver 2 (from
  • D heads toward C at (x + 7) km/h. They meet right at the midpoint of CD. If CD = 504 km, find Driver 1’s total travel time from C to D.
A 18 hrs
B 20 hrs
C 12 hrs
D 24 hrs
E None of these
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