Udai travels half of his journey by train at the speed of 120 km/hr and rest half by car at 80 km/hr. What is the average speed?
A94 km/hr.
B96 km/hr.
C64 km/hr.
D72 km/hr.
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120 കിലോമീറ്റർ / മണിക്കുറിർ വേഗത്തിൽ ഓടുന്ന ഒരു വാഹനം ഒരു മിനിറ്റ് കൊണ്ട് എത്ര ദൂരം സഞ്ചരിക്കും?