6, 9, 18, 21, 42, 45, ?,?

  • Option 1)

    88,80

  • Option 2)

    90,93

  • Option 3)

    80,87

  • Option 4)

    88,93

  • Option 5)

    80,85

Answers (1)

6, 9,18, 21, 42, 45, ?, ?

The series follows the pattern of +3, then ×2 like 6+3= 9, 9×2= 18, 18+3= 21 and so on

So, at the end, 45×2= 90, then 90+3= 93

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