一群学生,每人从12首歌的列表中选出2首最喜欢的,如果每首歌被选择了4次,学生应该有多少人?
12X4=48(次) 每人选2首,共计48/2=24(人)
In a survey of students,each student selected from a list of 12 songs the 2 songs that the student liked best.If each so
In a survey of students,each student selected from a list of 12 songs the 2 songs that the student liked best.If each song was selected 4 times,how many students were surveyed?
英语人气:369 ℃时间:2020-04-07 17:44:23
优质解答
我来回答
类似推荐
猜你喜欢
- 1一个圆柱,侧面展开图是一个正方形,他的边长是18.84分米,这个圆柱的底面半径是多少分米?,求算式
- 2how do we go
- 3请大家帮助我理解以下的这些句子,特别是那些大写的简写
- 4at half past
- 5五年级下册古诗词三首小练笔
- 6是please not talk any more还是please not to talk any more?
- 7比60多4分之3的数是多少?5分之1与0.4的和的3倍是多少?一个数的7分之3比36的2倍少3,就这个数?
- 8水果店有一些水果,第一天卖出了1/4,第二天卖出了2/5,还剩下多少没有卖?
- 9初一题把一个直角梯形分割成4个相等的.形状相同的图形
- 10小明的爷爷今年65岁,爸爸的年龄是爷爷年龄的13分之6,小朋的年龄是爸爸年龄的6分之1.小明今年几岁?