How many digits are there which are either immediately followed by a digit divisible by 3 or immediately preceded by a digit divisible by 5?

7 3 2 7 6 5 4 8 7 6 3 2 3 5 4 3 7 6 3 2

  • Option 1)

    Ten

  • Option 2)

    Nine

  • Option 3)

    Four

  • Option 4)

    Two

  • Option 5)

    Eight   

Answers (1)

Combinations to be made either is digit divisible by 5 (digit) or (digit) digit divisible by 3. So,total combinations are 10

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