A.9 B.10 C.11 D.12

昕玥2019-12-17  3

问题 A.9 B.10 C.11 D.12

选项

答案D

解析(7-3)X9 = 36,(15 - 12)X4 = 12,(35 -15)X6 = 120,因此,(7-6)X12 = 12。
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