Question

what comes next in series 6,9,18,21,42,45,?​

Answer 1

Answer:

I did not understand question

Answer 2

Answer:

90

Step-by-step explanation:

6+3=9

9*2=18

18+3=21

21*2=42

42+3=45

therefore in the next according to the pattern it is as 45*2=90

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