-year-old person leaves the room. What is the average age of the four remaining people?( ). A: B: C: D: E: 相关知识点: 试题来源: 解析 D 屋内五人平均年龄为岁.其中一个岁的人离开了房间.则剩余四人平均年龄是? 令是剩下四办公桌人的平均数. 我们可以得到等式 化简得到 , , 因此选择. ...
The average age of people in the countryside isincreasing, while that of the cities is falling. More old people stay in the countryside than young people and the opposite is true in the cities. 译文:农村人口的平均年龄正处于上升趋势 ,而在城市却正好相反。原因是 在农村老年人要比年轻人多,城市...
同学你好~助助认为不等同呢,average age值得是平均年龄,是一个平均数the age of most people指的是大多数人的年龄,是一个众数希望可以帮到你~~ 版权申明:知识和讨论来自课程:《【Uni智能】雅思7分一站式VIP-大学起点【现金奖励班】》的学员和老师,如果想了解更多,可以报名参加课程学习。所有知识讨论内容,版权归...
This statistic shows the median age of the population in Indonesia from 1950 to 2100. The median age is the age that divides a population into two numerically equal groups; that is, half the people are younger than this age and half are older. It is a single index that summarizes the ag...
a我做我的功课要用两至三小时 I do my schoolwork to have to use two to three hours[translate] aThe average age of those who took part was 41 and 70 percent were aged from 31 to 50. 参与那些人的平均年龄是41和70%变老了从31到50。[translate]...
people in a room is years. An 18-year-old person leaves the room. What is the average age of the four remaining people?( ). A. 25B. 26C. 29D. 33E. 36相关知识点: 试题来源: 解析 D 屋内五人平均年龄为30岁.其中一个18岁的人离开了房间.则剩余四人平均年龄是? 令x是剩下四办公桌人...
people in Room B is 25. If the two groups are combined, what is the average age of all the people?( ). A. 32.5B. 33C. 33.5D. 34E. 35相关知识点: 试题来源: 解析 D 房间A中6人的平均年龄是40.房间B中4人的平均年龄是25.若两组人合在一起算,平均年龄是多少岁? 他们的年龄总数超过...
aResearch suggests that the average age of the population is getting older and birth rates are stagnating. Starbucks is presently aiming it’s product at young people, but maybe these views will change in the long-term as the market proportion for young people diminishes. The most profitable wa...
2.范围限定:an average of表示平均数是集合中的一个值,the average of表示平均数是特定集合的值 例子: - an average of age (平均年龄) - the average of salary (平均工资) 3.语义强调:an average of强调个体之间的差异,the average of强调整体的平均水平 例子: - an average of scores (平均分数) - ...
Italy has been in the grip of an economic malaise for more than a decade, and with the average Italian living longer and in better health, one plan -- the seven-year-old Fornero Reform -- seeks to gradually raise the country's minimum retirement age. The plan would expand the workforce...