首页
登录
职称英语
At the rates shown in the graph, which of the following is closest to the number
At the rates shown in the graph, which of the following is closest to the number
游客
2025-02-23
41
管理
问题
At the rates shown in the graph, which of the following is closest to the number of hours of work time that was required to pay for 20 kilograms of sugar in 1919 ? (1 kilogram equals 2.2 pounds, rounded to the nearest 0.1 pound.)
选项
A、11
B、14
C、20
D、31
E、53
答案
A
解析
If 1 kilogram equals 2.2 pounds, then 20 kilograms equals 44 pounds.
According to the graph, in 1919 the work time required to pay for 5 pounds of sugar was approximately 72 minutes, so the work time required to pay for 44 pounds of sugar was(72/5)(44), or 633.6 minutes, which is approximately 10.6 hours. Of the given choices, the one closest to this number is 11 hours. The correct answer is Choice A.
This explanation uses the following strategies.
Strategy 4: Translate from a Figure to an Arithmetic or Algebraic Representation
Strategy 5: Simplify an Arithmetic or Algebraic Representation
Strategy 9: Estimate
转载请注明原文地址:http://tihaiku.com/zcyy/3969906.html
相关试题推荐
Whichofthefollowingstatementsaretrue?[img]2015m7x/ct_egreqj_egreqjs_0124
Evaluatethefollowing.[img]2015m7x/ct_egreqj_egreqjs_0118_20151[/img][*]
15is60%ofwhatnumber?25Usethedecimalequivalentof60%.Because60%ofsom
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Whenthedecimalpointofacertainpositivedecimalnumberismovedsixplaces
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
随机试题
Insciencethemeaningoftheword"explain"suffers【C1】______civilization’
[originaltext]AnewPewResearchshowsthattheculturalbattlebetweenric
通行元气的脏腑是A.肾 B.胆 C.三焦 D.肺 E.小肠
下列关于自动喷水灭火系统报警阀组的说法,错误的是()。A.报警阀组设置在专用的
根据我国《票据法》,下列关于本票的说法哪一项是错误的?()A.本票是委付票据
国有资本投资运营要服务于国家战略目标,更多投向关系()的重要行业和关键领
项目监理机构在施工阶段投资控制的具体措施包括()。A.组织措施 B.技术措
(2020年真题)某温度计,测量时不干扰被测温场,不影响温场分布,从而具有较高的
建设工程定额中的基础性定额是()。A.预算定额 B.施工定额 C.概算定额
男,25岁。肉眼血尿,进行性尿量减少伴恶心、呕吐1周。查体:BP160/90m
最新回复
(
0
)