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Ques:- In what ratio must tea at Rs. 62 per kg be mixed with tea at Rs. 72 per kg so that the mixture must be worth Rs. 64.50 per kg?
A. 3 : 1
B. 3 : 2
C. 4 : 3
D. 5 : 3
Ques:- Which one of the following is known as the Coffee port ofthe world?
A. Sao Paulo
B. Buenos Aires
C. Rio de Janeiro
D. Santos