alleryഒരു ഡ്രൈവർ 3 മണിക്കൂർ 40 km/h വേഗതയിലും തുടർന്ന് 2 മണിക്കൂർ 60 km/h വേഗതയിലും സഞ്ചരിക്കുന്നു. ശരാശരി വേഗത എത്രയാണ്?
A46 km/h
B48 km/h
C50 km/h
D52 km/h
Answer & Solution
Correct answer: B. 48 km/h
5 മണിക്കൂറിൽ ദൂരം 120 + 120 = 240 കി.മീ ആണ്, അതിനാൽ ശരാശരി 48 കി.മീ/മണിക്കൂർ ആണ്.
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