1.Lily buys a box of mosquito incenses,every mosquito incense can burn one hour.Now Jim asks Lily to use these mosquito incenses to count 45min.How can Lily finish his work?
2.An exlorper sets out from a place.First he walks to south 1000m,then he walks to east 1000m,at last he walks to north 1000m,and he finds that he comes back the place he sets out from.This place is ____
人气：201 ℃ 时间：2020-05-04 18:33:25
解答
Q1：There are 10 incenses in a box.She can use 2 of them to count 45min.Now,we use A,B identify them.At first,she lights A at one endpoint,and lights both endpoints of B.When B is burned up(Half an ho...
推荐
- 英语翻译
- 1、5个数的平均数是102,如果把这5个数从小到大排列,那么前3个数的平均数是70,后三个平均数是130,中间的那个数是多少?（算式）
- 1.There are 75 more women than men enrolled in Linden College.If there are n men enrolled,then,in terms of n,what percen
- 问几道英语,
- x的平方+x-12,3-x,x的最简公分母是?
- 请问：氢氧化钠的溶解度是多少?1克氢氧化钠至少要用多少毫升水来溶解?
- 6.运送一批货物,第一天运总数的三分之一,第二天运了90吨,这是已经运的与剩下的比是7比5,这批货物有多少吨?7.一批大米,第一天用去总数的五分之二二,第二天用去100吨,两天共用了多少吨?
- 画出求解S=1+(1+2)+(1+2+3)+(1+2+3+4)+…+(1+2+3+…+50)的程序框图.
猜你喜欢
- 李老师一天去体育用品商店,第一次买了球拍两个,羽毛球两个,用了82元,第二次买了球拍两个,羽毛
- 仿写 非洲,好一个多姿多彩的世界!
- 为什么不规定零向量与任意向量垂直
- 地球自转的方向是由（ ）向（ ）?
- 怎样用线条来表现出物体的立体感,空间感,质感,量感?
- Life in a small town could be d( )
- 1,2,-3,-4,5,6,-7,-8,9,10.-2003-2004,2005,2006...是从1开始的连续整数中依次两个取正.两个取负写
- Do you think it's worthy of going to universities for master's degree?中文意思
