Question

next term of 69,55,26,13,​

Answer 1

Step-by-step explanation:

Clearly, the given series, each term is one more than the product of the digits of the preceding term. Thus, (6×9)+1=55, (5×5)+1=26, (2×6)+1=13.

So, 5 is wrong and must be replaced by (1×3)+1 i.e. 4.