Respuesta :

Answer:

9

just add 1.5 to each of the numbers

Answer:

9

Step-by-step explanation:

because 3, 4.5, 6, 7.5

3 to 4.5 it skips over 4 then 4.5 to 6 it skips over 5 and 5.5 and because the pattern i see it is 9 because it is gonna skip 8 and 8.5  

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