Ques:- Find out the wrong number in the series:
15, 16, 34, 105, 424, 2124, 12576
15, 16, 34, 105, 424, 2124, 12576
A. 34
B. 105
C. 424
D. 2124
Ques:- 252 can be expressed as a product of primes as
A. 2 x 2 x 2 x 3 x 7
B. 2 x 2 x 3 x 3 x 7
C. 2 x 3 x 3 x 3 x 7
D. 3 x 3 x 3 x 3 x 7