alleryएक कार P पासून Q पर्यंत, 120 km अंतर, 60 km/h वेगाने जाते आणि 40 km/h वेगाने परत येते. संपूर्ण फेरीसाठी लागणारा एकूण वेळ किती?
A5 hours
B4 hours
C4.5 hours
D6 hours
Answer & Solution
Correct answer: A. 5 hours
जाण्याच्या प्रवासाला 2 h लागतात आणि परतीच्या प्रवासाला 3 h लागतात, म्हणून एकूण 5 hours लागतात.
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