A bag contains 5 blue balls and 5 green balls. What is the probability of picking a blue ball? A. 1/2 B. 1/5 C. 2/5 D. 5/2 相关知识点: 试题来源: 解析 A。总共有 5 个蓝色球和 5 个绿色球,一共 10 个球,那么抽到蓝色球的概率就是蓝色球的数量除以总球数,即 5/10 化简为 1...
Click here:point_up_2:to get an answer to your question :writing_hand:a bag contains 5 white balls 6 red balls and
1【题目】A box contains 28 red balls,20 green balls,19 yellowballs,13 blue balls,11 white balls,and 9 black balls.What is the minimum number of balls that must bedrawn from the box without replacement to guarantee that at least 15 balls of a single color will be drawn?()A.75B.76C...
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 ...
There are 12 balls in a bag, 4 of them are green. What is the probability of drawing a green ball? A. 1/3 B. 1/4 C. 2/3 D. 1/2 相关知识点: 试题来源: 解析 A。解析:总共有 12 个球,其中 4 个是绿色的,所以抽到绿球的概率是绿球数量除以总球数,即 4/12 化简为 1/3。...
In a box, there are three balls, red, blue, and green. One ball is marked with a star. If the red ball is not marked, and the blue ball is marked, which ball has the star? A. Red B. Blue C. Green 相关知识点: 试题来源: 解析 B。题目中说红色球没有标记,蓝色球有标记,所以有...
答案 A_(175)_(ne)r=6相关推荐 1A bag contains red, green and blue balls in a ratio of 3 : 4 : 5.If there are 48 green balls, how many balls are in the bag?144How many red balls are there if there are 24 balls in total?
There are a certain number of red balls, green balls and blue balls in a bag. Of the balls in theba,aeredand a u. Th numb frenbl th ba s8 es ha tcte numbe fblue balls. What is the number of green balls in the bag ?()(A)12(B)16(C)20(D)24 ...
yellow balls and 12 green balls in a bag.At least how many balls have to be taken out in order to ensure that there are 15 balls of the same colour? 相关知识点: 试题来源: 解析 46. 【翻译】某个袋子中有20个红球、19个篮球、5个黄球和12个绿球,如果要保证抽出15个相同颜色的球,最少要抽...
Speaking with Heather Ellis on the podcast about the School Meals Service and school dinners really fired off some food memories, good and bad. If it has in you too, please let theSchool Meals Projectknow about them – and let me know about them too – there’s a postbag episode of th...