Ques:- The smallest number of 5 digit beginning with 3 and ending with 5 will be
A. 31005
B. 30015
C. 30005
D. 30025
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:- Five years ago, the total of the ages of a father and his son was 40 years. The ratio of their present ages is 4 : 1. What is the present age of the father?
A. 20 years
B. 30 years
C. 40 years
D. 50 years
Ques:- Find out the wrong number in the series:
6, 12, 48, 100, 384, 768, 3072
6, 12, 48, 100, 384, 768, 3072
A. 48
B. 100
C. 384
D. 768