(1)15,27,59,( ),103A.80 B.81 C.82 D.83(2)95,88,71,61,50,( )A.40 B.39 C.38 D.37

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(1)15,27,59,( ),103A.80 B.81 C.82 D.83(2)95,88,71,61,50,( )A.40 B.39 C.38 D.37

(1)15,27,59,( ),103A.80 B.81 C.82 D.83(2)95,88,71,61,50,( )A.40 B.39 C.38 D.37
(1)15,27,59,( ),103A.80 B.81 C.82 D.83(2)95,88,71,61,50,( )A.40 B.39 C.38 D.37

(1)15,27,59,( ),103A.80 B.81 C.82 D.83(2)95,88,71,61,50,( )A.40 B.39 C.38 D.37
1题选B,每两个数之间的差是22,不知题有错没有,第二个数是37就对了.2题选D,两个数一组(95,88,)(71,61,)(50,37,)差值分别是7,10,13的等差."