80%
现在男女数量一样.设 # boys = # girls = x.
如果男孩数量翻倍,那么#boys= 2*x=2x
女孩数量减半,那么#girls=0.5*x = 0.5x
男孩percentage(百分比)就是2/(2+0.5)*100% = 2/2.5*100%=80%
Half of the students in a calss are girls.if the number of boys was twice as large and the number of girls half as large
Half of the students in a calss are girls.if the number of boys was twice as large and the number of girls half as large,what would the percentage of boys in the calss become?
英语人气:959 ℃时间:2019-10-26 18:02:49
优质解答
我来回答
类似推荐
- There are 50 students in our class ,____girls.为什么可以填half of then不可填half of girls
- The number of students of this school ______ large.
- There are 50 students in our class,20 of us are girls,______are boys.
- The number of the students in our grade ________about six _______,of them are girls.
- the population of our students was _that of theirs.A twice as large as B twice as much as
猜你喜欢
- 1某乡要建一条水渠,已知让甲队独做要12天才能完成而,乙队的工作效率是甲队的5分之6,现在由甲队先独做1天,剩下的部分由甲,乙两以合作,则还要多少天才能完成此项工程
- 2一道应用题 爸爸 ,妈妈和小倩的年龄只和是80,其中爸爸的年龄是小倩的4倍妈妈比爸爸小1岁你能算出小倩几岁
- 32005年10月,我国神舟六号载人航天飞行试验获得圆满成功,据报载,神舟六号飞船在距343千米的
- 4奥巴马新年演讲稿原文
- 5某商场以每件80元的价格购进西服1000件,已知每件售价为100元时,可全部售出.如果定价每提高百分
- 61000之内能被7整除数之和
- 7I want to rent a three-bedroom house________ A.to live B.to live with C.to live on D.to live in
- 8甲、乙两物体的初温相同,质量之比为5:2,放出相同的热量后,它们降低的温度之比为4:3.那么,它们的比热容
- 9一条公路,已修长度和未修长度的比是9:4.已修的比未修的长50米,这条公路长多少米?
- 10已知甲数的8分之1等于乙数的10分之1甲数是80则乙数是多少