A bag contains 5 white;7 red and 4 black balls. If four balls are drawn one by one with replacement; what is the probability that none is white? View Solution A bag contains 5 white, 7 red and 8 black balls. Four balls are drawn one by one with replacement, what is the probability...
1. A bag contains 5 red, 6 green, 7 yellow, and 8 blue jelly beans. A jelly bean is selected at random. What is the probability that it is blue? D( A 5/(26) (B) 3/(13) (C) 7/(26) (D) 4/(13) (E)晶 相关知识点: ...
Total = Red + White + Green + Black Total = 5 + 8 + 4 + 7 = 24 (i) Probability of drawing a black ball:1. Identify the number of favorable outcomes for black balls. - Number of black balls = 7 2. Use the probability formula: - Probability (P) = Number of favorable outcomes...
A bag contains 7 green and 8 red jellybeans. How many ways can 5 jellybeans be withdrawn from the bag so that the number of green ones withdrawn will be less than 4? 相关知识点: 试题来源: 解析 Co15)=15/0=5/(O:(5-0))=1/1=1 C_(15)^5=15^5_1=(5!)/(1!(S-1)!)=5/...
A bag contains 5 green marbles and 8 blue marbles. Three marbles are drawn at random without replacement. Draw a tree diagram showing the possible outcomes. Find the probability that the three marbles are of the same colour. Find the probability...
- Let A: A red ball is drawn from the second bag. Step 1: Calculate the probability of drawing a red ball from the first bag (Event E1) The first bag contains 6 red balls and 8 black balls, making a total of 14 balls. P(E1)=Number of red ballsTotal number of balls=614=37 ...
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...
Step by step video & image solution for A bag contains 5 white, 7 red and 3 black balls. If three balls are drawn one by one without replacement, find the probability that none is red. by Maths experts to help you in doubts & scoring excellent marks in Class 12 exams.Updated on:21...
A bag contains 5 blue marbles, 4 white marbles, and 3 red marbles. If three marbles are randomly selected from the bag, what is the probability that the marbles selected will be of the same color? A. 122 B. 1110 C. 16 D. 15 E. 344 相关知识点: 试题来源: 解析 E 反馈 收藏...
A bag contains 15 balls: 7 white balls, 4 red balls, and the rest are blue. What is the probability of picking a blue ball? A basket has 5 yellow balls and 6 blue balls. What is the probability of getting a yellow ball and a blue ball when tw...