问题
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14,17,25,6,4,27,30,()。A. 35 B. 16 C. 7 D. 1
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2,1,6/7,4/5,10/13,()A.4/3 B.3/4 C.7/15 D. 7/16
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14, 17, 25, 6, 4, 27, 30, ()。A.35 B.16 C.7 D.1
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14,17,25,6,4,27,30, ()。A.35 B.16 C.7 D.1
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脱式计算.(能简算的用简算)(1)25×4.4(2)7.7×0.16÷7.7×12.5 (3)10.64÷(3.7-2.9)(4)4.8×99+4.8 (5)47.3+21×(3
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4.1,9.4,25.9,49.16,121.25,()A.169.36B.169.49C.289.36D.289.49
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