Question
A security guard notices a suspect 120 meters ahead and
starts chasing him. The suspect runs at a speed of 18 m/sec, while the security guard runs at 22 m/sec. How long will it take for the security guard to catch the suspect?Solution
ATQ,
The time taken for the security guard to catch the suspect =
120 / (22 - 18) = 120 / 4 = 30 sec
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