Ques:- Which of the commodities listed below is the highestforeign exchange earner for India?
A. Tea
B. Coffee
C. Coal
D. Iron ore
Ques:- A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
A. 120 metres
B. 150 metres
C. 180 metres
D. 200 metres