2817年六年级下册数学练习新方案的答案(全部)

2025-02-12 21:03:29
推荐回答(1个)
回答1:

/shiti/06/去这里看看,有很多习题,希望对你有帮助哦!O(∩_∩)O~或者这些:应用题1.学校举行作文比赛。三年级有32人参加,四年级参加的人数是三年级的2.5倍,五年级参加的人数比三、四年级参加的总数的1.5倍少35人。五年级有多少人参加?(32+32×2.5)×1.5-35=133(人)2.汽车附件厂要生产12900个零件。已经生产了3天,每天生产1500个,剩下的要4天完成,平均每天比以前多生产多少个?(12900-1500×3)/4-1500=600(个)3.李村小学师生利用课余时间给牛奶厂割饲草,计划20天割3吨草。实际每天比原计划多害割草0.05吨,这样比原计划提前几天完成任务?20-3/(3/20+0.05)=5(天)4.一辆汽车给瓷器厂运瓷器100件,运到1件给运费2元,损坏1件不但不给运费,反而赔偿厂方8元。结果只得运费170元,他损坏了几件?(2×100-170)/(2+8)=3(件)5.服装厂加工1000套童装,原计划4天完成。现在要求多做120套,同样要求4天完成。这样平均每天要比原来多做多少套?(1000+120)/-1000/4=30(套)或120/4=30(套)6.修条公路,计划每天修35米,24天修完,实际比计划少用4天,实际每天比计划每天多修多少米?35×24/(24-4)-35=7(米)7.双沟村挖一条水渠,计划每天挖30米,8天完成。结果每天比原计划多挖10米,可以提前几天完工?8-30×8(30+10)=2(天)8.某服装厂接受做800套西服的任务,开始平均每天做40套,做了7天后,剩下的在10天内完成。平均每天比原来多做多少套?(800-40×7)/10-40=12(套)9.一辆汽车,第一天运货6吨,第二天运的比第一天的1.2倍少0.2吨,这两天平均每天运货多少吨?(6+6×1.2-0.2)/2=6.5(吨)10.李英要看一本书共264页,已经看了4天,平均每天看26页,余下的每天看32页,看完这本书共用了多少天?4+(264-26×4)/32=9(天)11.东方服装厂下布料2160米,计划做1200套儿童服装。由于采用新技术,每套比计划节约布料0.3米,问这批布料可以多制做多少套服装?2160/(2160/1200-0.3)-1200=200(套)12.一辆汽车从甲地到乙地用了9个小时,从乙地返回甲地只用了7小时,已知返回时比去时第小时多行10千米,甲乙两地相距多少千米?10×7/(9-7)=315(千米)13.平整一块土地,原计划12天完成,实际每天整2.4公亩,结果比原计划提前2天完成,实际比原计划每天多平整多少公亩?2.4-2.4×(12-2)/12=0.4(公亩)14.甲乙两地相距400千米,一辆汽车从甲地开往乙地,以每小时45千米的速度行驶了6小时后,要求汽车在2小时内到达乙地,那么汽车平均每小时至少比原来速度加快多少千米?(400-45×6)/2-45=20(千米)15.一辆小汽车和一辆卡车,同时从A地开往相距300千米的B地,当小汽车到达B地时,卡车距B地还有45.6千米。已知小汽车每小时行62.5千米,求卡车比小汽车慢多少千米?62.5-(300-45.6)/(300/62.5)=9.5(千米)16.一辆小汽车和一辆摩托车同时从甲城开往相距374.4千米的乙城,当摩托车到达乙城时,小汽车离乙城还有49.92千米。小汽车第小时行62.4千米,摩托车比小汽车每小时快多少千米?374.4/[(374.4-49.92)/62.4]-62.4=9.6(千米)17.一个绿化队接受了为一块场地铺草坪的任务,在责任制以前每天只铺25平方米,实行责任制后,每天比原来多铺5平方米。因此铺铺这块场地的草坪可以提前4天完成任务,这块场地有多少平方米?(25+5)×(25×4/5)=600(平方米)18.副食店上午卖出鸡蛋12箱,下午卖出9箱,每箱鸡蛋重量相等。每千克鸡蛋售价3.8元,下午比上午少卖570元,下午卖出鸡蛋多少千克?570/(12-9)/3.8×9=450(克)9.某工厂计划全年生产相机480架,实际提前3个月完成全年计划的1.2倍。照这样计划,这个厂全年可生产相机多少架?480×1.2/(12-3)×12=768(架)20.包装一批机器零件,小木箱每箱装30个,大木箱比小木箱多装20个。用大木箱装比用小木箱装可少用4个木箱。问这批机器零件共有多少个?30×[(30+20)×4/20]=300(个)21.军民合修一条312千米长的公路,原计划48天完成,实际提前8天完成,每天比原计划多修多少米?312/(48-8)-312/8=1.3(千米)22.某中学买5个篮球和11个足球,共付306.3元。已知每个足球的售价是15.3元,每个篮球比每个足球贵多少元?(306.3-15.3×11)/5-15.3=12.3(元)23.某厂制造一台机床用钢材1.2吨,比原来节约钢材240千克,原来制造50台机床所用的钢材,现在可以多制造多少台机床?(1.2+0.24)×90/1.2-90=18(台)24.自行车厂计划每月生产自行车1040辆,实际8个月的产量比全年的计划产量还多960辆。实际每月比计划每月增产多少辆?(1040×12+960)/8-1040=640(辆)25.百货商店第一天卖出书包56个,第二天卖出同样的书包120个。第二天比第一天多收入576元,两天卖出的书包共收入多少元?576/(120-56)×(120+56)=1584(元)

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