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It takes Eric 20 minutes to inspect a car. john only needs 18 minutes to inspect a car. If they both start inspecting care at 8 : 00 am, what is the first time they will finish inspecting a car at the same time?

Correct Answer: 11 am
LCM of 20 & 18 are 180Here 180 minutes = 3 hoursSo, inspecting a car at the same time will be = 8:00 AM + 3 hours                                                                                                  = 11:00 AM (Ans)

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3. Social needs
4. Physiological needs
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