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Ques:- In what ratio must be 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 : 2
B. 3 : 3
C. 3 : 4
D. 3 : 6
Ques:- Find the greatest number which will divide 25, 73 and 97 so as to leave the same remainder in each case.
A. 12
B. 18
C. 24
D. 32
Ques:- A, B and C enter into a partnership. A invests some some at the beginning, B invests double the amount after 6 months and C invests thrice the amount after 8 months. If the annual profit be Rs.27,000, C’s share is
A. Rs. 11,250
B. Rs. 10,800
C. Rs. 9000
D. Rs. 8625