WebQuestion: In a bag, there are 15 fabrics. There are 5 red fabrics, 8 white fabrics, and 2 black fabrics. If one draws two fabrics and places it back in the bag, what is the probability of … WebMar 21, 2024 · The solution in your answer is correct. Here are two other methods. Method 1: The sample space consists of all selections of two of the ten marbles. There are ( 10 2) ways to select two of the ten marbles. The favorable events are selecting two red marbles or two blue marbles.
In a bag there are 15 red and 5 white balls Two balls are …
WebExample 4: There are 4 marbles in black and 3 marbles in red in a jar. 2 marbles need to be drawn without replacement. Find the probability of finding. a] 2 black marbles. b] one black and one red marble. c] one red and one black marble. d] two white marbles. e] at least one red marble. f] exactly one red marble. Answer: Black marble = 4. Red ... WebApr 1, 2024 · represents the number of white balls therefore there are 5 white balls and 10 red balls present in the bag. So, the correct answer is “Option B”. Note: Suppose if we … how to search on xl
Probability Tree Diagrams - Online Math Learning
WebMar 16, 2024 · Example 16 Bag I contains 3 red and 4 black balls while another Bag II contains 5 red and 6 black balls. One ball is drawn at random from one of the bags and it is found to be red. Find the probability that it was drawn from Bag II. Let E1 : Bag selected is bag 1 E2 : Bag selecte WebA box contains 3 black pens, 7 blue pens, and 5 red pens. Without looking, P (red or black) answer choices 8/15 15/225 5/15 3/15 Question 9 300 seconds Q. A container consists 2 red flags, 3 blue flags, and 3 yellow flags. P (red, yellow)? answer choices 3/28 3/32 5/8 5/64 Question 10 60 seconds Q. A bag has 3 red marbles, 2 blue and 4 yellow. WebApr 1, 2024 · A bag contains 5 white balls and 9 red balls. Three balls are drawn, without replacement, from the bag. (a) What is the probability that all three balls are white? (b) … how to search other countries google