(1)20,40,70,130,235,( ) A338 B390 C430 D476 (2)3,3,5,7,27,( ) A145 B118 C153 D172 (3)0,3,-2,1,6,7,( ) A28 B21 C13 D8 (4)1,4,13,36,( ) A56 B79 C89 D97 (5)-6,-5,-4,3,( ) A4 B7 C16 D22 (6)3,0,-2,8,-5,18,(

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(1)20,40,70,130,235,()A338B390C430D476(2)3,3,5,7,27,()A145B118C153D172(3)0,3,-2,1,6,7,()A28B21C13D8(

(1)20,40,70,130,235,( ) A338 B390 C430 D476 (2)3,3,5,7,27,( ) A145 B118 C153 D172 (3)0,3,-2,1,6,7,( ) A28 B21 C13 D8 (4)1,4,13,36,( ) A56 B79 C89 D97 (5)-6,-5,-4,3,( ) A4 B7 C16 D22 (6)3,0,-2,8,-5,18,(
(1)20,40,70,130,235,( )
A338 B390 C430 D476
(2)3,3,5,7,27,( )
A145 B118 C153 D172
(3)0,3,-2,1,6,7,( )
A28 B21 C13 D8
(4)1,4,13,36,( )
A56 B79 C89 D97
(5)-6,-5,-4,3,( )
A4 B7 C16 D22
(6)3,0,-2,8,-5,18,( )
A25 B-6 C11 D-3
(7)1,15,34,63,103,( )
A133 B141 C147 D153
(8)1,2,1,1,0,( )
A1 B2 C0 D-1
(9)3,27,75,147,237,( )
A298 B304 C357 D381
(10)4,8,4,12,8,30,( )
A12 B8 C45 D24

(1)20,40,70,130,235,( ) A338 B390 C430 D476 (2)3,3,5,7,27,( ) A145 B118 C153 D172 (3)0,3,-2,1,6,7,( ) A28 B21 C13 D8 (4)1,4,13,36,( ) A56 B79 C89 D97 (5)-6,-5,-4,3,( ) A4 B7 C16 D22 (6)3,0,-2,8,-5,18,(
(1)20,40,70,130,235,( C )
A338 B390 C430 D476
B+A*3/2=C
(2)3,3,5,7,27,(A )
A145 B118 C153 D172
(A-2)*(B+2)=C
(3)0,3,-2,1,6,7,(A )
A28 B21 C13 D8
A+B+C=1.2.5.14.41
做差1.3.9.27
(4)1,4,13,36,( B )
A56 B79 C89 D97
两次做差6.14.20
(5)-6,-5,-4,3,( D)
A4 B7 C16 D22
(-1,0,1,2,3,)^3-5
(6)3,0,-2,8,-5,18,(B )
A25 B-6 C11 D-3
隔项5.-8.3.-10.1
相加-3.-5.-7.-9
(7)1,15,34,63,103,(C )
A133 B141 C147 D153\
A+C=35,78,137,210
36-1
81-3
144-7
225-15=210
210-63=147
1,3,7,15
2A+1=B
(8)1,2,1,1,0,(A )
A1 B2 C0 D-1
两两相加3.2.1
(9)3,27,75,147,237,(C )
A298 B304 C357 D381
差:24 48 72 90
4*6 6*8 8*9 9*10 10*12
237+120=357
(10)4,8,4,12,8,30,(D )
A12 B8 C45 D24
C/A=1,1.5,2,2.5,3

(1)20,40,70,130,235,( ) A338 B390 C430 D476 (2)3,3,5,7,27,( ) A145 B118 C153 D172 (3)0,3,-2,1,6,7,( ) A28 B21 C13 D8 (4)1,4,13,36,( ) A56 B79 C89 D97 (5)-6,-5,-4,3,( ) A4 B7 C16 D22 (6)3,0,-2,8,-5,18,( 计算,1x1/3-7/12+9/20-11/30+13/40-15/56=?,1/4+1/28+1/70+1/130+1/208=? 五年级找规律填数字(1)650,65,6.5,( ),( ).(2)235,70,23.5,7,2.35,0.7,( ),( ). 帮我计算下 卖作业价钱何不合理 有分语文练习册答案(全对,全有)150元数学练习册答案(全对,全有)130元英语练习册答案(全对,全有)110元帮做作业1本20元 2本30元 3 本40 4本55 5本70 若数n=20*30*40*50*60*70*80*90*100*110*120*130,则不是n的因数的最小质数是()?A.19 B.17 C.13 D.非上述答案 求详细解题过程 (20x)的平方+70x=40? 分数数学题(要求简便算式)4|1(四分之一)+ 28|1 + 70|1 + 130|1 + 208|1 + 304|1 1+2+3-6-7+9+10-11+10-20+14-20+30-40+50-40+40+40-70=? 20×210+70(x-20)<0.8(20×210+70x) 我看到答案是x<40, 1/4 +1/28 +1/70 +1/130 +1/208 1/4+1/28+1/70+1/130简算 1/4+1/28+1/70+1/130 1/4+1/28+1/70+1/130=? 纯棉32*32/130*70 63坯布 JC32*32 130*70 63'' 1/1 C32*32 130*70 63'' 2/1 我是初学者,呵呵! x(1-40%)+70+10=4x/5 What is the missing number?20,30,50,40,( ),50,( ),60,( ),70,( ) 把10.20.30.40.50.60.70.80这八个数填在使三个数相加的和都等于130把10.20.30.40.50.60.70.80这八个数填8个圈里在使三个数相加的和都等于130 (1)3.9:6=():20=130除以()