解比例(方程)专项练习180题19618

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1、word解比例专项练习183题有答案17 解比例-1x:8=:,2:=:X,316:x=0.75:,4x0.4:8=,6:=:x,7x:1.2=3:4,812:3=:x,9=5:3,100.8:4=x:8,1116:x=2.4:3,12:x=:,13=,14x:7.5=0.16:1,x:0.6=10+x:2,16, 17,18=,19X:18.5=5:4,208:X=:,210.5:0.25=0.2:X,22x:12=:2.8,23:=x:,24=,259:54.5:x,26:x:,27,28:x:8,29x:51:17,30:,316:x=4:7,3230:x=54:36,332.5:15=

2、:x,34=,35:=:x,36x:17=,37=,381.3:x=5.2:20,39x:36=6:18,40,41:=x:942:x=:43x:42=:10,44=, 45:x=:6,46=,47:x=:,4820:x=:49x:0.4=0.6:0.3,50=,518:9=4:x,523:4=x:1.2,53=,54=,55x:=:,56,57=x:58 6:x=4.5:1,59 3:x=:1,600.72:x=9.6:4.8,6112:=x:0.5,62:=,63x:=28:,64x:6.4=12:8,65:x=:3,66=,67, 68,69=8:x,70,714:1=x:,72:3=x

3、:0.7, 73x:1.8=5:14,74=,7475:x=2.5:12,750.75:=x:,7625:7=x:35 77514:35=57:x 7823:x=12:1479x:15=13:56 8034:x=54:282x:=:4,83=,84:=X:9,850.75:=X:,86=,873.6:x=1.8:3,88,89,908:13=20:x,91x:2.5=4:0.5,92,93,94x:36=3:54,950.6:0.8=x:20,96:x=:12,97=,980.7:18=21:x98=991.5:2.5=12:x100:=:x(101) =(102) =103:=:x,1046

4、+x:4=9:5105=,106=,1074:16=9:x,108:=x:,109=,1100.5:x=:111=112=: 113:=:x115X:=1.25:3,116,1178:x=1.8:3.6,118:=6:x,1196:=x:,120,1212:5=X:6122:=X:123=124:=:X125:X=3:121260.4:0.8=127:=x:,128:x=3:12,129=,1302.7:x=54:18,131:=x:,132=,1333:x=9:15,134=,135:=:x,136=x:,1370.1:0.5=,1381.25:0.25=x:1.6,139=0.8:,140

5、0.75:X=0.51:3.4,14112:20=:X,142=,143:=x:9,1444:x=5,145:=:x,1460.5:x=:0.25,147=,148:=:x,14915:x=0.2:44,150:=20:x,151=,15240:x=2.5:15,1533:8=x:2.4,154:=x:15,155:x=6:,1568.5:x=4:12 1570.1:0.5=158:x=:1591.2:3=:x160=,1618:30=24:x,(162) :=x:,163x:=16:16415:6=10:x,165:X=:2,166=0.8:1.2,167=,168x:3.25=:,169:

6、=x:,17045:54=60:x, 1713:2.5=x:40,172:=x:,173=,1746.5:x=3.25:4,175:=x:9,1768:30=24:X,177:=X:,178=,1796.5:x=3.25:4,18075:x=25:15,18124%x+8%x=16,1821.8:x=:,183=,参考答案:1x:8=:,x=8,x5=65, x=302:=:X,x=,x=,x=x=316:x=0.75:, 0.75x=16,x=30, x=30, x=404x0.4:8=, x0.4:8=3:2, 2x0.4=83, 2x0.8=24, 2X0.8+0.8=24+0.8, 2

7、x=24.8, 2x2, x=12.48, x=6.46:=:x,x=,x=,x=7x:1.2=3:4,3, 4x4, x=0.9812:3=:x,12x=,12x12=312, x=0.259=5:3, 3x=52.4, 3x=12, 3x3=123, x=4100.8:4=x:8,8, 4x4, x=1.6;1116:x=2.4:3,2.4x=163,2.4=482.4, x=20;12:x=:,x=,x=,x=;13=, 4x=3840x, 4x=25203x, 4x+3x=25203x+3x, 7x7=25207, x=36014x:7.5=0.16:1, 10.16, 1x11, x

8、=0.64x:0.6=10+x:2,x2, 6+0.6x=92x, 6+0.6x+2x=92x+2x, 6+2.6x=9,6=96,2.6=32.6, x=16, 0.7x=7%,0.7=0.7, x=;17, 5x=81, 5x5=105, x=218=, 3x=82, 3x3=163, x=5;19X:18.5=5:4,5, 4x4, x=23.125;208:X=:,x=8,x=2, x=6;210.5:0.25=0.2:X,0.2,0.5,22x:12=:2.8, 2.8x=12,2.8=212.8, x=7.5;23:=x:,x=,x=,x=;24=,5,2x2=162, x=825

9、9:54.5:x, 9x=54.5, 9x9, x=2.5;26:x:, x=;27, 0.4x=280.1,0.4, x=7;28:x:8, x=629x:51:17, 17x=, 17x17=, x=;30:,316:x=4:7, 4x=67, 4x=42, 4x4=424, x=10.5;3230:x=54:36, 54x=3036, 54x=1080, 54x54=108054, x=20;332.5:15=:x, 2.5x=15, 2.5x=5,2.5=52.5, x=2;34=, 0.6x=20.15, 0.6x=0.3,0.6,35:=:x,x=,x=,x=;36x:17=, 3

10、.4x=174,3.4=683.4, x=20;37=, 1.5x=93.5,1.5, x=21381.3:x=5.2:20,20,5.2=265.2, x=5;39x:36=6:18, 18x=366, 18x18=21618, x=12;40,x=,x=, x=41:=x:9x=9x= x=54;42:x=:x=x= x=43x:42=:10, 10x=42, 10x=30, 10x10=3010, x=3;44=,15, 0.8x=36,0.8=360.8, x=45;45:x=:6,x=6,x=3,x=3, x=4 46=, 1.5x=5,1.5=51.5, x=,47:x=:,x=,

11、x4=4, x=4820:x=:x=20,x=16, x=56;49x:0.4=0.6:0.3,0.6,0.3, x=0.8;50=, 18x=253.6, 18x18=9018, x=5518:9=4:x, 8x=94, 8x8=368, x=4.5;523:4=x:1.2, 4x=31.2, 4x4, x=0.9;53=,6,1.2=91.2, x=7.5;54=, 15x=44, 15x15=1615, x=1;55x:=:,x=,x=, x=56,X=,X=,X=57=x:x=,x=, x=, x=258 6:x=4.5:1, 4.5x=61,4.5,59 3:x=:1,x=31,x=

12、,x=, x=, x=10600.72:x=9.6:4.8,4.8,9.6, x=0.36;6112:=x:0.5,x=120.5,x=6, x=10;62:=,x=15,x=, x=8;63x:=28:,x=28,x=7, x=4264x:6.4=12:8,12, 8x=76.8, 8x8, x=9.6;65:x=:3,x=,x=, x=;66=, 0.3x=8.1,0.8, x=2767,0.9, 6x=0.36, 6x6, x=0.06;68,x=,x=,x=, x=;69=8:x,x=8,x=,x=, x=48;70, 0.25x=, 0.25x=3.75,0.25, x=15;714

13、:1=x:, x=4, x=2;72:3=x:0.7, 3x=0.7, 3x=0.6, 3x3, x=0.273x:1.8=5:14,5, 14x=9, x=;74=,x=,x=1, x=;7475:x=2.5:12, 2.5x=7512, 2.5x=900, x=360;750.75:=x:,x=,x=, x=7625:7=x:35 7x=2535 7x=875 x=125;77514:35=57:x 514x=3557 514x=1995 x=3;7823:x=12:14 12x=2314 12x=322 x=26;79x:15=13:56 56x=1513 56x=195 x=3;803

14、4:x=54:2 54x=342 54x=68 x=1;82x:=:4, 4x=, 4x4=4, x=;83=, 4.5x=90.8,4.5, x=1.6;84:=X:9,x=9,x=6, x=7.2850.75:=X:,2,29, X=;86=,5,54, x=3;873.6:x=1.8:3,3,31.8, x=688, x=;89,4,0.2, x=1;908:13=20:x, 8x=1320, 8x8=2608, x=32.5;91x:2.5=4:0.5,4,0.5=100.5, x=20;92,4.8, 4x4, x=3.12;93,0.4,0.1, x=294x:36=3:54, 5

15、4x=363, 54x54=10854, x=2;950.6:0.8=x:20,20,0.8=120.8, x=15;96:x=:12,x=12,x=6, x=9;97=, 2x=78, 2x2=562, x=28980.7:18=21:x0.7x=2118x=540;98=48x=364x=3;991.5:2.5=12:x12x=20;100:=:xx=x=;101=3x=33.6;102=x=8103:=:x,x=,x=,x=;1046+x:4=9:56+x5=36,5x=6,x=;105=,2,3x=1.5,x=0.5;106=,1.2x=0.8,x=1074:16=9:x, 4x=91

16、6, 4x4=9164, x=36;108:=x:,x=,x2=2, x=;109=, 0.5x=0.05,0.5, x=0.11100.5:x=: 解: x=1.2;111= 0.25x=2 x=8;112=:x=75x= x=45; 113:=:x 解:x=x= x=115X:=1.25:3, 3x=1.25, 3x=, 3x3=3, x=;116,5, 14x=3.5, 14x14,1178:x=1.8:3.6, 1.8x=83.6,1.8, x=16;118:=6:x,x=6,x=4, x=8;1196:=x:,x=6,x=,x=, x=;120,8, 3.2x=4.8,3.2,121

17、2:5=X:6 5X=26 5X=12 5X5=125 X=2.4;122:=X:X=X=X= X=;123= 4.5X=9 X=1.6;124:=:XX=X=X= X=;125:X=3:12 3X=12 3X=9 3X3=93 X=3;1260.4:0.8=4 X=2127:=x:,x=,x=, x=,128:x=3:12, 3x=12, 3x3=93, x=3129=,0.8, x=, x=4;1302.7:x=54:18,18, x=, x=0.9;131:=x:,x=,x=, x=, x=; 132=,1.6, x=, x=1333:x=9:15, 9x=315, 9x9=459, x

18、=5;134=, 75x=251.2, 75x75=3075, x=0.4;135:=:x,3, x=136=x:,=, x=, x=, x=;1370.1:0.5=,0.4, x=, x=2;1381.25:0.25=x:1.6,1.6, x=, x=8;139=0.8:, 0.8x=, x=, x=, x=1400.75:X=0.51:3.4,3.4, 0.51X=2.55,0.51, X=5;14112:20=:X, 12X=20, 12X=16, 12X12=1612, X=142=, 8x=210.4, x=, x=1.05,143:=x:9,x=9,x=6, x=6, x=,144

19、4:x=5,x=4, x=4, x=;145:=:x,x=,x=, x=, x=1460.5:x=:0.25,0.5,x=1.25, x=1.875,147=,75x=251.2, x=, x=0.4,148:=:x,x=,x=, x=, x=,14915:x=0.2:44, 0.2x=1544, x=, x=3300150:=20:x, x=;151=, 3x=98, 3x3=723, x=24;15240:x=2.5:15, 2.5x=4015,2.5=6002.5, x=2401533:8=x:2.4, 8x=32.4, 8x8, x=0.9;154:=x:15,x=15,x=, x=4

20、0;155:x=6:, 6x=, 6x6=6, x=1568.5:x=4:12 12,4x=102,x=25.5;1570.1:0.5=0.4,0.1x=0.2,解得x=2;158:x=:x=,x=,解得x=;1591.2:3=:x1.2x=3,1.2x=1.2,解得x=1160=, 14x=3.5, 14x14, x=0.25,1618:30=24:x, 8x=3024,8x8=30248, x=90,162:=x:,x=,x=, x=,163x:=16:x=16,x4=4, x=16415:6=10:x, 15x=610, 15x15=6015, x=4;165:X=:2,x=2,x=,

21、x=3;166=0.8:1.2, 0.8x=61.2,0.8, x=9167=,0.8, 3x3, x=;168x:3.25=:, x=;169:=x:, x=17045:54=60:x, 45x=5460, 45x45=324045, x=72;1713:2.5=x:40, 2.5x=340,2.5=1202.5, x=48;172:=x:,x=,x=, x=;173=, 40x=245,40x40=12040, x=3;1746.5:x=3.25:4,4,3.25=263.25, x=8;175:=x:9,x=9,x=6,1768:30=24:X, 8x=3024, 8x8=7208, x=90;177:=X:,x=,x=, x=;178=,40x=5, 40x40=12040, x=3;1796.5:x=3.25:4,4,3.25=263.25, x=818075:x=25:15, 25x=7515, 25x25=112525, x=45;18124%x+8%x=16, 32%x=16, 32%x32%=1632%, x=50;1821.8:x=:,x=, x=;183=,2,0.5,x=1

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