5,10,15,30,35,70,75,_

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5,10,15,30,35,70,75,_
5,10,15,30,35,70,75,_

5,10,15,30,35,70,75,_
150 是正解
5 10 15 30 35 70 75 150
+5 +5 +15 +5 +35 +5 +75