1.8/(1-20%)=10千克 2.90/(1-10%)=100 3.2500/(2500-500)-100%=25% 4.54/(1+50%)=36 5.3/(30%-25%)=60 6.20/(70%*50%-30%)=400 7.5.7/(1+20%)=4.75 追问: 20/(70%*50%-30%)=400括号里什么啊 回答: 70%*50%是第二天读的. 70%*50%-30%是第二天比第一天多读20页
最新问答: she ___[hope] to see her mother now. 英语在线解题1.Let's go to the English corner,shall we?(改写句子,句意不变)_ We get wood frew (trees) 就刮号部分提问 建筑基础都有哪些常见的形式? 匆匆忙忙的近义词. 翻译英语短文!!!As is well known, books teach us to learn life, tru 英语翻译用on 还是in 比较好 哪位好心人帮我制作“流光字”如题I always miss you(我总是逃避你)so I miss you(于是我错过 在周末用英语怎么说 -What is your favour 英语翻译“我的嘴上火了,烂了,很难看.所以我不能去看你”这句话的英语翻译是? 《得道者多助 失道者寡助》对比文言文阅读 纟字旁的字和艹字头的字组成的词语 茶含有什么酸和什么碱 阅读短文,选择正确答 阅读短文,选择正确答案. It was Saturday yesterday. It Luckily,he was not badly(bad) hurt and arrived at the church She is _________Yang Ling to_________her how did you spend your summer vacation?请大家用英文写出一篇作文来 求函数f(x)=2x^3-9x^2+12x-3的凸凹区间 妙不可言的意思