Ques:- In what ratio must a grocer mix two varieties of tea worth Rs. 60 a kg and Rs. 65 a kg so that by selling the mixture at Rs. 68.20 a kg he may gain 10%?
A. 3 : 1
B. 3 : 2
C. 3 : 4
D. 4 : 5
Ques:- . The signature on one-rupee currency notes in India is thatof the:
A. Governor, Reserve Bank of India
B. The Secretary, Ministry of Finance
C. The Finance Minister of India
D. The President