首页
登录
职称英语
[img]ct_2image014[/img]On the number line above, what number corresponds to a p
[img]ct_2image014[/img]On the number line above, what number corresponds to a p
游客
2024-01-12
29
管理
问题
On the number line above, what number corresponds to a point that is 2/5 of the distance from 10 to 40 ?
选项
A、6
B、8
C、12
D、15
E、22
答案
E
解析
在左面的数轴上,哪一个数字所对应的点是10与40之间距离的2/5?
解:本题的正确答案是(E)。大多数的考生容易误选(C)选项,但该题是问哪一点的坐标把10与40之间的距离分成2/5和3/5两段,所以计算未知点的坐标应当从10开始,即为(10+30)×2/5=22。
转载请注明原文地址:https://tihaiku.com/zcyy/3356788.html
相关试题推荐
Normallyastudentmustattendanumberofcoursesinordertograduate,and
Normallyastudentmustattendanumberofcoursesinordertograduate,and
ItusedtodistresslargenumbersofEasternpeopleswholivedmainlyonrice.它
Hopefullythesetypesofgymswillsuccessfullygrowinnumbersinthefuture.希望
MorethanonemillionyoungpeopleinBritainareunemployed,thehighestnumber
TheAmericanandtheBritish______alargenumberofsocialcustoms.A、joinB、tak
Duringthelastthreedecades,thenumberofpeopleparticipatinginphysicalfi
Thenumberofcollegegraduatesgoingintobusiness-relatedfieldshas______incr
Staffhavebeenholdinganumberof______toraisemoneyforcharity.A、eventsB、i
Thegrowthofachildisinfluencedbyanumberoffactors,______arebeyondour
随机试题
AGaintheMBArecognisedworldwideUnlikeotherMBAs,theC
AlthoughBeethovencouldsitdownandcomposeeasily,hisreallygreatcompo
[originaltext]AnewsurveyfindsthatmoreandmoreInternetusersintheUn
Anarchaeologicalexcavationatwhatmighthavebeenaworkshopwherestatueswe
Whenitcomestotheendofthemeeting,don’tforgettomakeaconclusion,____
心室肌细胞兴奋时,钙离子内流与钾离子外流大致相等发生在动作电位的()。A.0期
对于含耦合电感的电路,能直接应用的方程法为()。A.网孔电流方程 B.结点电
积聚的治疗要始终注意A.消除水肿 B.顾护正气 C.解除胀痛 D.消除积块
某发电厂拟采用悬挂高度分别为26、30m的单根避雷线作为某设施(高度为15m)的
路基边桩放样的常用方法有()。A.断面法 B.直线延伸法 C.极坐标法 D
最新回复
(
0
)