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:- January 1, 1992 was Wednesday. What day of the week was January 1, 1993?
A. Monday
B. Tuesday
C. Thursday
D. Friday