840 കിലോമീറ്റർ/ മണിക്കൂർ വേഗതയിൽ സഞ്ചരിക്കുന്ന ഒരു വിമാനത്തിന് 5040 കിലോമീറ്റർ സഞ്ചരിക്കാൻ എത്ര സമയം വേണം ?
A6 മണിക്കൂർ
B6 മണിക്കൂർ 30 മിനിറ്റ്
C8 മണിക്കൂർ
D8 മണിക്കൂർ 30 മിനിറ്റ്
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