PRC-2 · Chapter 2 · Question 9 of 45
Two vehicles are 10 km apart and moving directly towards each other. One moves at 3 km/hr and the other at 2 km/hr. Assuming they start at the same time, how long will it take for them to meet?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) 2 hours
Explanation
Using linear logic for relative speed: 3t + 2t = 10, which simplifies to 5t = 10. Therefore, t = 2 hours. They will meet in exactly 2 hours.
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