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120,48,24,8,() A.0;B. 10;C.15;D. 20;
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3,8,24,48,120,() A.168;B.169;C.144;D.143;
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0, 8, 24, 48, 80, () A.120 B.116 C.108 D.100
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3,8,24,48,120,()。A. 148 B. 156 C. 168 D. 178
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0,8,24,48,80,()A.120 B.116 C.108 D.100
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3,8,24,48,120,()。 A. 148 B. 156 C. 168 D. 178
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3,8,6,24,12,72,24,()。 A.216B.48C.144D.36