Chung-Sook brings up a tent bag and a guitar case from the storage basement. Da-Hae gives up and puts on her large bluetooth headphones, shutting out reality. Yon-Kyo takes Chung-Sook to the living room where the three dogs are. YON-KYO (CONT’D) I’m sure you know all of th...
A bag contains 12 red balls and 8 blue balls. What is the ratio of red balls to blue balls? A. 2:3 B. 3:2 C. 4:3 D. 3:4 相关知识点: 试题来源: 解析 B。本题考查比例的英语表达。red balls(红球)有 12 个,blue balls(蓝球)有 8 个,ratio of red balls to blue balls(红球与...
One ball is drawn at random from the bag. Find the probability that the ball drawn is(i) White(ii) Red or black(iii) Not green(iv) Neither white nor black View Solution Q3 A bag contains 10 red balls,16 white balls, and 8 green balls. A ball is drawn out of the bag at ...
Fill in the brackets.(1)A bag contains 10 white pieces and 15 black pieces of chess. It is morelikely to get a ( ) piece.(2)A box contains 12 red balls, 7 green balls and some yellow balls. Ifone ball is picked up, there is half chance to get a red ball. There are( ) ye...
A bag contains 5 red balls and 3 blue balls. The probability of drawing a red ball at random is ___. A. 3/8 B. 5/8 C. 3/5 D. 5/3 相关知识点: 试题来源: 解析 B。袋子里一共有 8 个球,其中 5 个是红球,随机抽取一个球是红球的概率就是红球的数量除以总球数,即 5/8。选项...
A bag contains 5 red balls and 3 blue balls. If a ball is randomly drawn, what is the probability of getting a red ball? A. 3/8 B. 5/8 C. 3/5 D. 5/3 相关知识点: 试题来源: 解析 B。本题考查概率的计算。袋中共有 8 个球,其中 5 个红球,随机抽取一个球,抽到红球的概率为...
If a bag contains 8 red balls and 4 blue balls. What is the ratio of red balls to blue balls? A. 1:2 B. 2:1 C. 1:3 D. 3:1 相关知识点: 试题来源: 解析 B。红色球 8 个,蓝色球 4 个,红比蓝是 8:4=2:1。反馈 收藏 ...
百度试题 结果1 题目A bag contains 4 red balls, 2 green balls and 3 blue balls. A ball is drawn and not replaced. A second ball is drawn. Find the probability of drawing: One green ball and one red ball. 相关知识点: 试题来源: 解析 29 ...
A bag contains red and blue balls. The ratio of red balls to blue balls is 2:3. If there are 12 red balls, how many blue balls are there? A. 18 B. 16 C. 20 D. 24 相关知识点: 试题来源: 解析 A。本题与第 26 题类似,根据比例关系求解。设蓝色球数量为 x,2:3=12:x,交叉相乘...
A bag contains 5 red balls and 3 blue balls. If you randomly draw a ball twice without replacement, what is the probability of getting a red ball both times? A. 25/56 B. 20/56 C. 15/56 D. 10/56 相关知识点: 试题来源: 解析 A。第一次抽到红球的概率为 5/8,第二次在剩下的 ...