Ques:- Four of the following five are alike in a certain way and hence form a group. Which one of the following does not belong to that group?
A. 63
B. 64
C. 39
D. 48
E. 79
Ques:- Find out the wrong number in the series:
3, 4, 9, 22.5, 67.5, 202.5, 810
3, 4, 9, 22.5, 67.5, 202.5, 810
A. 4
B. 9
C. 67.5
D. 202.5
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
Ques:- How many 3 digit numbers are those in between 100 and 300, having first and the last digit as 2?
A. 9
B. 10
C. 11
D. 12
Ques:- A prime number N, in the range 10 to 50 remains unchanged when its digits are reversed. The square of such a number is
A. 1936
B. 1089
C. 484
D. 121