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...
black balls. Without looking into the bag, Jonathan takes out the balls one by one. What is the least number of balls that Jonathan must take out from the bag in order to have at least 4 balls of the same colour? 相关知识点: 试题来源: 解析...
Click here:point_up_2:to get an answer to your question :writing_hand:a bag contains 5 white balls 6 red balls and
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 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 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...
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 ...
This recipe is perfect for the entire family because kids can easily help make these matzo balls with zero mess. Technique tip: After you make the matzo mix in the bag, allow the mixture to rest in the refrigerator for 20 minutes.
From a bag containing 12 identical blue balls, y identical yellow balls, and no other balls, one ball will be removed at random. If the probability is less than that the removed ball will be blue, what is the least number of yellow balls that must be i
【题目】14 A bag contains 4 red balls, 2 white balls, 1 yellow ball and some blue balls. They areidentical except for the colour. Xiao Ming thinks that since there are 4 different colours ofballs in the bag, when a ball i randomly picked from it, the chance of getting a red ball,...