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How many 8’s is/are there in the following sequence which is/are neither immediately followed nor immediately preceded by 7? Series – 78452438619687875968831487278

How many 8’s is/are there in the following sequence which is/are neither immediately followed nor immediately preceded by 7? Series – 78452438619687875968831487278 Correct Answer 3

Confusion Points

Immediately preceded by means immediately before or to come just before.

Immediately followed by means immediately after or to come just after.

The pattern followed here is:

Condition to be checked:

i) 8's are neither immediately followed nor immediately preceded by 7.

Not 7 → 8 → Not 7

Given Series: 78452438619687875968831487278

8's which are neither immediately followed nor immediately preceded by 7 → 78452438619687875968831487278 

⇒ there are three such 8's.

Hence, 3 is the correct answer.

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