How many such pairs of digits are there in the number 421579368 each of which has as many digits bet...........

Logical Reasoning(Master ) Ranking and ordering

How many such pairs of digits are there in the number 421579368 each of which has as many digits between them in the number as when they are arranged in ascending order?

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Explanation:

Correct option 3: 3 pairs

In given number 421579368 we have to check each digit forward and backward. so that we can find all the pair which has as many digits between them in the number as in series. so there are total three pairs.

The pairs are 2-1 , 4-9 , 1-6