Mathematics · Speed, Time and Distance
Four locations A, B, C, and D lie along a straight road. The distance between A and C is 30 km. From A, a bus starts at 8:00 AM to reach B, and another bus from C starts at 8:30 AM to reach D. Both buses move away from A in the same direction, with the speed of the first bus being double that of the second. They meet at 9:00 AM at a place covering 80% of the respective distances they are to travel. What is the distance between B and D?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 17.5 km✓
- 212.5 km
- 325.0 km
- 437.5 km
Correct answer
7.5 km
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