20个人的3分之2是多少
参观者在博世展台了解相关车辆配件。 殷立勤 摄
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4月18日,2023第二十届上海国际汽车工业展览会在国家会展中心(上海)举行,据了解,本届车展的主题为“拥抱汽车行业新时代”,新能源汽车参展数占据三分之二。
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诸咏阎244920的3分之5是一个数的3分之2,这个数是多少?怎么算? -
苍豪虾18394725832 ______ 解:设这个数是x 那么20*5/3=2x/3 也即是100=2x 所以x=50 很高兴为您解答,祝你学习进步!不懂可追问!
诸咏阎2449一个数的三分之二是20,这个数是多少?画一画想一下然后列方程计算. -
苍豪虾18394725832 ______ 这个数为x2/3x=20 x=20*3/2 x=30 这个数为30
诸咏阎2449一个数的3分之2是20,这个数的5分之4是多少?列式为 -
苍豪虾18394725832 ______[答案] 20÷2/3*4/5 =20*3/2*4/5 =24
诸咏阎2449某公司男职员比女职员多20人,女职员人数是男职员人数的三分之二.男职员和女职员个有多少人? -
苍豪虾18394725832 ______[答案] 20÷(1-2/3)=60(人)男职工 60-20=40(人)女职工
诸咏阎2449解方程男生150人,女生是男生的3分之2多20,问女生多少 -
苍豪虾18394725832 ______ 单位1是男生人数,且是已知的,没有必要用方程150*2/3+20=100+20=120人 解:设女生有x人 x-150*2/3=20 x=20+100 x=120
诸咏阎244920的5分之3是一个数的3分之2,这个数是多少 -
苍豪虾18394725832 ______ 20的3/5是12 12又是这个数的2/3 先把12分成2份 得出1份 再把它乘3份就可以了 望你采纳
诸咏阎244915分之7十兀20分之3十3分之2等于多少 -
苍豪虾18394725832 ______ 15分之7+20分之3+3分之2 =60分之28+60分之9+60分之40 =60分之(28+9+40) =60分之77结果是60分之77
诸咏阎2449新顺小学参加计算机班的人数是美术班的3分之2,美术班的人数是合唱队的5分之2.已知参加计算机班的有20人, -
苍豪虾18394725832 ______ 美术班:20人除以3分之2=30人 合唱班:30人除以5分之2=75人 (或) 20人除以3分之2除以5分之2=75
诸咏阎2449一个数的三分之二的二分之一是二十这个数是多少 -
苍豪虾18394725832 ______ 这个数是:20÷1/2÷2/3=20x2x3/2=60
诸咏阎2449一个数的20%与3分之2的和是4分之3,这个数是多少? -
苍豪虾18394725832 ______[答案] (¾-2/3)÷20% =(1/12)÷20% =5/12 这个数是5/12