A box contains 4 black balls and 3 white balls, and another box contains 7 white balls and 3 black balls. If one ball is drawn from each box, what is the probability that the two balls are of differen colors? (3/4)(3/7) + (4/7)(7/10) O 1- (3/7)(7/10) - (4/7)(3/10) (3/7)(3/10) + (4/7)(7/10) - (3/7)(7/10) - (4/7)(3/10) O (3/7)(3/10) + (4/7)(7/10)

Q: Lidia keeps eight cards with the picture of a tomato and four cards with the picture of a carrot on…

A: There are 8 cards with tomato and 4 cards with a carrot. So there are total (8+4)=12 cards.

Q: What is the probability that professor will be found in the fifth classroom?

A: It is given as the random variable X represents the number of failures prior to seeing the 1st…

Q: One jar holds 20 green marbles and 4 white marbles. A second jar holds 60 black marbles and 20 white…

A:

Q: You are playing a game where you must roll a fair die and then draw 2 balls, without replacing them,…

A: P( A : 1 or a 2) =13P( B : 3,4,5 or 6) =23 As to draw 2 green balls from the same bag,   P(G1 :2…

Q: Find the probabilities of getting Three 3s and then a 4 or a 5 in 4 rolls of a balanced die

A: a) since probability of a head on a fair coin is 1/2 therefore due to independence of trials P(eight…

Q: committee of 3 is to be chosen from 14, 10 females and 4 males, at random. Josue is one of the…

A: According to the combination rule, if r distinct items are to be chosen from n items without…

Q: Suppose there are 2 red balls and 4 yellow balls in a box. Two balls are drawn from the box without…

A: Suppose there are 2 red balls and 4 yellow balls in a box.

Q: Three balls are drawn one after the other from a bag containing 6 red balls, 5 yellow balls and 3…

A: 6 red5 yellow3 green _______________14 total ballsselect 3 at random without replacement.

Q: Three students are selected randomly from a group of 3 males and 7 females. Find the  probability…

A: Introduction: A group consists of 3 males and 7 females, that is, 3 + 7 = 10 students.

Q: What is the probability that at least four of the next 5 cars get a green light

A: It is given that  Green light = 40 seconds Red light = 15 seconds Yellow light = 5 seconds

Q: The box contains b white, c black and p blue balls. Balls are randomly drawn from the box without…

A: b=white ballC=black ball p =blue ball

Q: If in a bag there are 4 whight, 2 black, 3 yellow and 1 red balls and if we take out a ball without…

A: If in a bag there are 4 white, 2 black , 3 yellow and 1 red balls.                  Total = 4 + 3 +…

Q: We have an empty 4X4 grid. We then place 4 apples at random in different squares of the grid. What…

A: Let us represent 4X4 grid by coordinates (i,j) where, i =1,2,3,4 and j = 1,2,3,4 So, there are 4*4 =…

Q: A slot machine at a hotel is configured so that there is a 1/1400 probability of winning the jackpot…

A:

Q: You pick 4 cards from a deck without replacing the card each time before picking the next card.…

A: Total no.of cards=52no.of jacks in pack of 52 cards=4

Q: A bag of apples has 8 red apples and 6 yellow apples. Janice will randomly select 1 apple from the…

A: Desired probability = desired outcome/total number of outcomes

Q: There are two bowls. The first one contains 5 red balls, 3 green balls, and 2 yellow balls. The…

A:

Q: You and the enemy each have 200 drops of blood, you attack the enemy and drop a random integer…

A: You and the enemy both have 200 drops of blood.You initiate the attack by randomly dropping an…

Q: A bag contains x red paper clips, (x + 4) blue paper clips, and (3x – 11) white paper clips. A clip…

A:

Q: lesser than the blue balls and the rest are purple balls. If a ball is to be picked at random, find…

A:

Q: This will be involving the selection of colored balls from two bags. Assume that each bag contains 5…

A: bag 1 : 4 red1 white_____________5total ballsbag2 :3 red1 white1 blue___________5 total ballsselect…

Q: i have a 20p a 10p and a 2p coin, what is the probability of getting two tails and a head in any…

A:

Q: A bag contains 5 red and 7 black balls. A ball is drawn at random from the bag, the colour is noted…

A:

Q: A bag contains 3 white balls, 4 black balls, and 5 red balls. If 3 balls are drawn at random,…

A:

Q: A ball is drawn from the fırst box and transferred unseen to the second box. If a ball is now drawn…

A: Here use tree diagram

Q: There are 10 lightbulbs and 2 of them are defective. You test the lightbulbs one by one until you…

A:

Q: A bag contains 25 gumballs in total.  There are 6 blue gumballs, 7 green gumballs, 4 red gumballs, 3…

A: It is an important part of statistics. It is widely used.

Q: A brother and a sister appear for an interview against two vacant posts in an office. The…

A:

Q: A telephonist claims that he gets 10 calls every five minutes. To demonstrate this to his boss he…

A: Given that, Average 10 calls (μ=10)Here, we can use Poisson distribution

Q: if in a bag there are 4Re, 2 black, 3 yellow and 1 red balls and if we take out a pall without…

A: Answer - If in a bag there are 4 white, 2 black , 3 yellow and 1 red balls.                  Total =…

Q: A committee of 2 is chosen at random from a population of 4 men and 5 women. What is the probability…

A: given data, A committee of 2 is chosen at random from a population4 men5 women9-total members the…

Q: Marcus has 10 gumballs in a bowl. There are 7 yellow, 1 red gumballs, and the rest are blue.without…

A: Total number of gumballs= 10 Number of yellow gumballs= 7 Number of red gumballs= 1 Number of blue…

Q: A group of I women and 6 men are randomly divided into 2 groups of size 6 each. What is the…

A: It is given that Total  number of people = 6 men  + 6  women = 12These 12 people are divided into 2…

Q: What is the probability that selected coin is nickel? If it is nickel, what is probability that it…

A: Given :  Box A= 5 nickels and 3 quarters             Box B =  8 nickels and 4 quarters A coin is…

Q: A man comes from a family of 2 children. What is the probability that the other child is his sister?

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.…