Question

In the following number series only one number is wrong. Find out the wrong number ?

6, 15, 35, 63, 143, 221, 323
A) 143
B) 63
C) 323
D) 35

Answer 1

In the following number series only one number is wrong. Find out the wrong number ?

6, 15, 35, 63, 143, 221, 323
A) 143
B) 63
C) 323
D) 35

Answer: C) 323

Explanation:

6*2+3=15
15*2+5=35
35*2+7=77
77*2+11=165
165*2+13=343

Answer 2

hey

here is answer

question=

In the following number series only one number is wrong. Find out the wrong number ?

6, 15, 35, 63, 143, 221, 323
A) 143
B) 63
C) 323
D) 35

answer is c)

323

Explanation:

6*2+3=15
15*2+5=35
35*2+7=77
77*2+11=165
165*2+13=343

here all the digits are in proper sequence but 323 isn't in a proper sequence.




hope it helps

thanks