(a)The percentage is =(42)(15)*100%=(14)5*100%=280% (b) The population of female of Bolivia =10.5*(1-40%)=6.3millions (c) Let n be the total number of native people in the town.n*(1-65%)=595\ n=(595)(35%)=1700...
百度试题 结果1 题目What percentage of 20 is 9? 相关知识点: 试题来源: 解析 9/(20)=(45)/(100)=45 % 反馈 收藏
What percentage(百分比) of the earth is covered by oceans?2. The study i ndicates a connection between poverty and crime.3. The majority(大多数) of people seem to prefer comedy to opera.4. The meeting which was held monthly will be held annually (每年).5. To my relief, r esidents...
The percentage of success is 75%. What fraction is this? A. 3/4 B. 3/5 C. 4/5 D. 5/6 相关知识点: 试题来源: 解析 A。75%化为分数是 75/100,约分后是 3/4,B 选项 3/5 约等于 0.6,C 选项 4/5 等于 0.8,D 选项 5/6 约等于 0.83。
百度试题 结果1 题目What percentage is 11/25? A. 44% B. 40% C. 48% D. 50% 相关知识点: 试题来源: 解析 A。11÷25=0.44,乘以 100%为 44%。反馈 收藏
百度试题 结果1 题目24. What percentage of 2 m is/10 cm?Ans: 5% 相关知识点: 试题来源: 解析 5Working(10)/(200)*100%=5% 反馈 收藏
计算题1. What percentage of area is shaded? Answer: _ . 2. If a group of 6 people have an average age of 21, and each person is half the age of the next person, what are the ages
单选题What is the percentage of the teachers who think the students need hard work?A. 75%. B. 64%. C. 87%. D. 70%. 相关知识点: 试题来源: 解析 参考答案:C 推理判断题。由第二段第二句可知,87%的中学教师认为年轻的一代不刻苦学习,也不能长时间集中注意力。由此推断出,这些教师认为学生...
百度试题 结果1 题目What is the percentage of 3/8? A. 37.5% B. 30% C. 35% D. 40% 相关知识点: 试题来源: 解析 A。先将 3÷8=0.375,然后乘以 100%得到 37.5%。反馈 收藏
答案:percent;percentage.第一空前后具体数字Twenty,使用percent"百分之...";percentage"百分比"是抽象的,前不使用具体数字。故答案为:percent;percentage.