首页
登录
职称英语
If the temperature decreases 30 percent from m degrees to 49 degrees, then m-49=
If the temperature decreases 30 percent from m degrees to 49 degrees, then m-49=
游客
2024-01-12
36
管理
问题
If the temperature decreases 30 percent from m degrees to 49 degrees, then m-49=?
选项
A、21
B、75
C、63.7
D、68
E、90
答案
A
解析
此题考查百分比上升或下降中谁是分母。温度从m度降到49度,下降了30%,那么(m-49)/m=30%。得到m=70,因此m-49=21。
转载请注明原文地址:https://tihaiku.com/zcyy/3354764.html
相关试题推荐
From1973to1986,growthintheUnitedStateseconomywasover33percent,whil
Ythexhasdevelopedasmalldieselenginethatproduces30percentlessparticul
Seventeenth-centuryphilosopherJohnLockestatedthatasmuchas99percentof
Seventeenth-centuryphilosopherJohnLockestatedthatasmuchas99percentof
Recentobservationssuggestthatsmall,earthlikeworldsformaverylowpercent
Because70percentofthepeopleofIndiausewoodastheirsolefuel,tenmilli
Ms.Smithgotan8percentcostoflivingraiseof$20perweek.ColumnA
FAMILYX’SEXPENDITURESASAPERCENTOFITSGROSSANNUALINCOME*[img]ct_gre6im
Aconsumerinsulatesahousewithmaterialboughtat20percentoffthelistpri
xpercentof24is12ColumnAColumnBx5
随机试题
Terryishavinglunchatasaladbar.Therearetwotypesoflettucetochoosef
Threeblindmenwereexploringanelephant.Thefirstofthem,whohappened
《社会消防安全教育培训规定》(公安部令第109号)规定消防安全专业培训机构开展消
黏液表皮样癌(如组图)以下哪种说法不正确() A.低分化者
()是把外在的社会道德规范要求转化为医务人员的内在的自身医德信念,是医学伦
A.尺肤粗糙,如枯鱼之鳞 B.尺肤润泽 C.尺肤热甚 D.尺肤凉 E.尺
变电检测管理规定停电试验异常处理流程在1个工作日内将异常情况按照分级管控要求报送
货舱容积主要包括( )。A.杂货舱容 B.包装舱容 C.散装舱容 D.液
将舌按部位而划分,舌尖部属A.心肺 B.脾胃 C.肝胆 D.肾
现状监测布点数量:土壤现状监测中,柱状样监测点监测深度为10m,通常应采()个样
最新回复
(
0
)