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Ques:- Which of the following is always odd?
A. Sum of two odd numbers
B. Product of two odd numbers
C. Difference of two odd numbers
D. None of these
Ques:- If m, n, o, p and q are integers, then m(n + o) (p – q) must be even when which of the following is even?
A. m
B. n
C. m + n
D. n + p
Ques:- Find out the wrong number in the series:
190, 166, 145, 128, 112, 100, 91
190, 166, 145, 128, 112, 100, 91
A. 100
B. 112
C. 128
D. 166