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ഒരു കാർ A-യിൽ നിന്ന് B-ലേക്ക് 40 km/h എന്ന നിരക്കിൽ സഞ്ചരിക്കുന്നു, B-യിൽ നിന്ന് A-യിലേക്ക് 60 km/h എന്ന നിരക്കിൽ മടങ്ങുന്നു. മുഴുവൻ യാത്രയിലും അതിൻ്റെ ശരാശരി വേഗത

A50 km/h

B60 km/h

C48 km/h

D45 km/h

Answer:

C. 48 km/h

Read Explanation:

ശരാശരി വേഗത = 2xy/(x + y) = (2 × 40 × 60)/(40 + 60) = 48 km/hr


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