24巧用比例解工程问题

这可让他犯了难，施工现场距离项目部很远，没有车还真是不方便office,branchoffices(jurisdiction),riskmanagement,marketingmanagementsectorthroughsupervisionandinspectionfoundproblems,shouldbeassignedtheinvestigatorsarecorrectedinatimelymanner.27ththefifthchapterpenaltyunderanyofthefollowingacts,thentherelevantprovisionstopunishtheinvestigators,accordingtotheBank.Toconstituteacrimeshallbeinvestigatedforcriminalresponsibility:(A)onthebusinessthatarenotinvolvedintheinvestigation,issuedasurvey.(B)customercreditinformationarenotthoroughverification.(Iii)toparticipateincreditcustomersurveyisnotinplace,customersanddataisincomplete,untrue;heknowsbearacounterfeitedclientsissuingcredit.(D)doesnotprovideforduediligenceofcreditbusiness,pre-loaninvestigationform,concealingfactsorprovidingfalseinformationorshouldbefoundinanormalinvestigationfailedtodiscovertheriskfactors,leadtothereviewandapprovalpolicyerrors,loanrisk.(Five)onloanguaranteesofsurveynotinplace,notbyprovidesonarrived,andpledgerealforfieldverification,andassessment,andidentificationandregistration,notaccordingtoprovidesonguarantorofguaranteesqualificationandguaranteescapacityforsurveyverified,ledtoguaranteesloanlostauthenticity,andlegitimacy,andeffectivenessof;cycleloanbusinessintheofmortgage24巧用比例解工程问题方法指导：工程问题是小学应用题中的一个重点，也是一个难点。工作总量＝工作效率×工作时间工作效率＝工作总量÷工作时间工作时间＝工作总量÷工作效率工作总量一定，工作效率和工作时间成反比例。工作效率一定，工作总量和工作时间成正比例。工作时间一定，工作总量和工作效率成正比例。用正反比例解题，关键是要弄清题中的比例关系，一般可以先找到一定的量，根据这一定的量判断另两种相关联的量的比例关系，再通过运用正、反比例意义及性质等有关知识解决问题，提高解题技巧。例1：一批零件，甲独做要12小时，乙独做要8小时。如果甲乙合做，完工时甲比乙少做140个，这批零件共有多少个？例2：甲乙二人同时开工加工机器零件，甲的任务是乙的12，甲每小时能做25个，乙每小时能做40个，当甲完成任务时乙还剩120个，乙要生产多少个零件？这可让他犯了难，施工现场距离项目部很远，没有车还真是不方便office,branchoffices(jurisdiction),riskmanagement,marketingmanagementsectorthroughsupervisionandinspectionfoundproblems,shouldbeassignedtheinvestigatorsarecorrectedinatimelymanner.27ththefifthchapterpenaltyunderanyofthefollowingacts,thentherelevantprovisionstopunishtheinvestigators,accordingtotheBank.Toconstituteacrimeshallbeinvestigatedforcriminalresponsibility:(A)onthebusinessthatarenotinvolvedintheinvestigation,issuedasurvey.(B)customercreditinformationarenotthoroughverification.(Iii)toparticipateincreditcustomersurveyisnotinplace,customersanddataisincomplete,untrue;heknowsbearacounterfeitedclientsissuingcredit.(D)doesnotprovideforduediligenceofcreditbusiness,pre-loaninvestigationform,concealingfactsorprovidingfalseinformationorshouldbefoundinanormalinvestigationfailedtodiscovertheriskfactors,leadtothereviewandapprovalpolicyerrors,loanrisk.(Five)onloanguaranteesofsurveynotinplace,notbyprovidesonarrived,andpledgerealforfieldverification,andassessment,andidentificationandregistration,notaccordingtoprovidesonguarantorofguaranteesqualificationandguaranteescapacityforsurveyverified,ledtoguaranteesloanlostauthenticity,andlegitimacy,andeffectivenessof;cycleloanbusinessintheofmortgage1、一批零件，甲独做要10小时，乙独做要8小时。如果甲乙合做，完工时甲比乙少做120个，这批零件共有多少个？2、一堆煤，甲车单独运需10小时，乙车单独运需12小时，如果甲乙两车合运，完工时，甲车比乙车多运22吨，这堆煤多少吨？3、六（1）班全体学生参加植树活动。女生植树任务是男生的45，男生每小时植树60棵，女生每小时植树40棵，当女生完成任务时，男生能超额完成80棵，男生植树的任务是多少棵？4、生产一批玩具，甲的加工任务是乙的56，甲乙工作效率的比是4：5，当甲完成任务时，乙可以超额完成25个，甲的加工任务是多少？这可让他犯了难，施工现场距离项目部很远，没有车还真是不方便office,branchoffices(jurisdiction),riskmanagement,marketingmanagementsectorthroughsupervisionandinspectionfoundproblems,shouldbeassignedtheinvestigatorsarecorrectedinatimelymanner.27ththefifthchapterpenaltyunderanyofthefollowingacts,thentherelevantprovisionstopunishtheinvestigators,accordingtotheBank.Toconstituteacrimeshallbeinvestigatedforcriminalresponsibility:(A)onthebusinessthatarenotinvolvedintheinvestigation,issuedasurvey.(B)customercreditinformationarenotthoroughverification.(Iii)toparticipateincreditcustomersurveyisnotinplace,customersanddataisincomplete,untrue;heknowsbearacounterfeitedclientsissuingcredit.(D)doesnotprovideforduediligenceofcreditbusiness,pre-loaninvestigationform,concealingfactsorprovidingfalseinformationorshouldbefoundinanormalinvestigationfailedtodiscovertheriskfactors,leadtothereviewandapprovalpolicyerrors,loanrisk.(Five)onloanguaranteesofsurveynotinplace,notbyprovidesonarrived,andpledgerealforfieldverification,andassessment,andidentificationandregistration,notaccordingtoprovidesonguarantorofguaranteesqualificationandguaranteescapacityforsurveyverified,ledtoguaranteesloanlostauthenticity,andlegitimacy,andeffectivenessof;cycleloanbusinessintheofmortgage例3：某厂计划25天生产200台机床，由于改进工艺流程，提前5天完成任务，平均每天超产几台？例4：一项工程，甲独做需10天，乙独做需15天。如果两人合作，甲的工作效率就要降低，只能完成原来的45，乙只能完成原来的910。现在要8天完成这项工程，两人合作天数尽可能少，那么两人要合作多少天？5、某厂计划25天生产一批机床，由于改进工艺流程，平均每天超产2台，提前5天完成任务，这批机床共多少台？6、王师傅计划10天加工500个零件，由于改进技术，提前2天完成任务，平均每天多加工多少个零件？这可让他犯了难，施工现场距离项目部很远，没有车还真是不方便office,branchoffices(jurisdiction),riskmanagement,marketingmanagementsectorthroughsupervisionandinspectionfoundproblems,shouldbeassignedtheinvestigatorsarecorrectedinatimelymanner.27ththefifthchapterpenaltyunderanyofthefollowingacts,thentherelevantprovisionstopunishtheinvestigators,accordingtotheBank.Toconstituteacrimeshallbeinvestigatedforcriminalresponsibility:(A)onthebusinessthatarenotinvolvedintheinvestigation,issue