Ques:- The number of prime factors in the expression (6)10 x (7)17 x (11)27 is
A. 44
B. 54
C. 64
D. 71
Ques:- Every rational number is also
A. a whole number
B. a natural number
C. a real number
D. an integer
Ques:- Mohan is thirteenth from the left end in a row of children.Prabir is twelfth from the right end and eighteenth from the left end. How many children are towards the right of Mohan in that row?
A. 12
B. 18
C. 17
D. Cannot be determined
E. None of these