苏教版2022-2023学年升学分班测试突破练习（三）含答案

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317.()*+5mm,-ᙠ/01+10cm20Ḅ34o5!஺A.2:1B.20:1C.1:2D.1:2018,7ᑡx9yᡂ;34ᐵ=ḄB5CX5X=-=-y+y66D.xy=619.ᑴ?(@AḄᙊCDE᫜ᨵH7IJKLMNOP᝞!Q⌱S!஺9.42dm.12.56dmPiriজঝd=3dm೐ঞA.জ9ঞB.জ9টC.ঝ9ঞD.ঝ9টஹᐳ3⚪ᐳ22ᑖ4⚓/13⚓

420.XYᑏ[\ᦪ஺4ᑖ!283-38=0.56-0.7=12x144.2+1.58=330.25+3=7£5.1--2-95582X-321._`ab`Ḅ⌕b`.12ᑖ!3(1)72x156-56x72(2)85x+15x75%41(3)80%x0.25-60%+4(4)(1--X222.defᡈ346ᑖ!1122\1821\J-X+-7=4XZ45O..!"ᐳ1⚪ᐳ6ᑖ23.ᡃi-஺5⚓/13⚓

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6B.Ḅᵱᦪ3᝕40%C.ᵬḄ᝕ᦪ3Ḅ᝕D.ᵬḄ᝕ᦪᓰᐰᦪḄ|2!᝞zᵬᐳᨵ45~ᵬḄ᝕3ᵱ஺3᝞zᵬḄ᝕ᨵ183Ḅ᝕20%,~Ḅᵱᨵ¢)ஹ*+,⚪஺⚪4ᑖᐳ24ᑖ25.£¤¥ᔆ§YᑮᢇN95©¤¥Ḅªᓫ«¬ᔆᕜ®¬45¯(°ᡂᐰ±ªᓫ²³Ḅ30%ᢇªᓫ²³ᐳ⌕®¬¯(o¤¥¢26.᪷ᵯµ,¶ᵨ·480¸3¹º¶ᵨ·Ḅ1.5»60¸¹º¶ᵨ·ᵯµ¸¢ᑡefd!27.¼᪥¾¿"Á✏᪥Ã"ÄÁÅ1ƼᐳÄÇ᜜Á240É3Å2ÄÊÅ2ᐳÄÇ᜜ÁÉ"o7⚓/13⚓

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8ᫀd᪆±ᑖ1.3560000;502----4,43•4.08;36000;0.554.7;2105.5;20;80;ø6.40|¸Ê64;257.4;1:1000008.88;489.144;3010.300;7611.50.24;13.4412.C13.C14.C15.B16.C17.B18.D19.C20.283-38=2450.56-0.7=0.812x:=944.2+1.58=5.7832275153321-一-=1---=--一-X-=499824553-521.1)72x156-56x729⚓/13⚓

9=72x(156-56)=72x100=7200(2)85x1+15x75%ஹ#43+3=85X-X-4154=(85+15)x%=100x;4'25(3)80%x0.25-60%-4411-X-X-544431=---X-55411-X-54=一2071o41X_47--1--Xw811X1-X-1A-o81-18012221+^=26-X4510⚓/13⚓

10d:0.65x=26x=26+0.65x=40(2)8:21=0.4:xd:8x=21x0.48x=8.4x=8.4+8x=1.0523.(1)(5,5);(8,7)I)I098765432—oI2345678910II(3)18.8424.(1)D(2)9(3)dÐ18+(1+20%)=18+120%º15()15^30%x70%=50x70%=35()11⚓/13⚓

11ÐḄᵱᨵ35஺25.dÐ4530%=150(¯()Ðᢇªᓫ²³ᐳ⌕®¬150¯(¤¥஺26.dÐü¹º¶ᵨ·ᵯµx¸஺1.5x-60=480x=360йº¶ᵨ·ᵯµ360¸஺27.dÐ240+(1-)=24044º320(É)ÐÅ(2)ᐳÄÇ᜜Á320É஺28.d:1204-(5-4)x(5+4)=120x9=1080(()Ðᢇ)*ᐳᨵ1080(஺29.dÐ[(20+2)2X3.14X12X1]-(202x3.14)=(100x3.14x4)4-1256=1256-1256=1(cm)12⚓/13⚓

12ÐÖ×ḄE7à1ᔖ¸஺3°
dÐ8$=48000000(cm)48000000cm=480km74804x-3þ=56(km)Ðéèïuî56ᓟ¸஺13⚓/13⚓