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QA – Placement Quizzes | Time Speed Distance | Question 11

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A car completes a journey in 10 hrs, the first half at 11 kmph and the second half at 14kmph. Find the total distance covered? (A) 120.5 (B) 123.2 (C) 130.4 (D) 134.5

Answer: (B)

Explanation: Average speed = 2V1*V2/(V1+V2)
= 2*11*14/25
Distance = (22*14/25)*10
= 44*14/5
= 123.2 km.

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Last Updated : 28 Jun, 2021
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