1 The probabilities that students A, B, C, D solve a problem are 3 5' and respectively. If all of them try to solve the problem. What is the 4 probability that the problem is solved. 115

Q: Q4. A bag contains 9 white and one black ball. Three of them are taken out at a time from the bag.…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Ramos is taking a 9 question quiz each question has 4 possible answers. What is the probability that…

A:

Q: A fair die is rolled 4 times. What is the probability of getting at least one 2 on the four rolls?…

A: We have to find given probability.

Q: The probability that a student is admitted to MCBS for bachelor is 0.5.If 15 students from the same…

A: # Given, The probability that a student is admitted to MCBS for bacgelor is     0.5 n=15    using…

Q: Ahmed and Rashid are two friends. Probability that Rashid will live more than 20 years is 0.85.…

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Q: In the cafeteria, there are 7 teachers, 48 girls, and 45 boys. What is the probability that a person…

A: We have given that, In a Cafeteria, there are 7 teachers, 48 girls and 45 boys. Total person in the…

Q: Suppose a jar contains 10 red marbles and 25 blue marbles. It you reach in the jar and pull out 2…

A: nx=n!x!(n-x)! =============== Total 35 marbles are there.

Q: If the probability that one student can solve a problem is 4/5 and that the probability of another…

A:

Q: Suppose you roll a fair die twice. Find the probability that the sum of the numbers is 4 Find the…

A: The sum is 4 for the outcomes=(1,3),(2,2),(3,1) And when a die is rolled then there are 6 outcomes…

Q: The probability that event A occurs is 1/5, the probability that event B occurs is  3/4 and the…

A:

Q: Every morning Sheldon pesters his friends to give him a lift to work. The probability that he will…

A: Given  p= 0.7 n  = 5

Q: Suppose you roll two fair dice, one that is red and other is blue. Each die can have numbers from 1…

A: The total number of possible outcomes for rolling two fair dice is 36. The possible outcomes for…

Q: 2. If the probability is 0.06 that a person traveling in a certain country will pay extra to see a…

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Q: A football player scores 2 goals out of every 3 penalty kicks. If we ask him to take 4 penalty…

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Q: Suppose you roll a fair die twice. Find the probability that the sum of the numbers is 11 Find the…

A: When a die is rolled twice then there are total 6×6=36 outcomes.  Among those 36 outcomes (5,6) and…

Q: a television game show has 14 doors, of which the contestant must pick 2. Behind 2 of the dorrs are…

A: It is given that the In a television game show, there are 14 doors and behind the door, there are…

Q: you flip a coin 4 times whats the probability that all four of them are heads?

A: According to the provided data, a coin is flipped 4 times.The total number of combinations is…

Q: In how many ways can 3 student, 4 teachers and 4 workers sit in a line if the teachers always set…

A:

Q: Three balls are selected randomly from a bag containing 4 red balls and 7 blue ones. Find the…

A: From the provided information, Red balls = 4 Blue balls = 7 Total balls = 11

Q: Solve the following problems: 25. The probability of a rifleman hitting the target is 5 Suppose he…

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Q: Suppose you are going to form a committee of students and faculty. You have 6 total students and 25…

A: We have given that Number of students = 6 Number of faculty = 25 Total people = 6 + 25 = 31 Number…

Q: Suppose that a family has 7 children.​ Also, suppose that the probability of having a girl is 1/2.…

A: From the given information,Number of children, n=7And probability of girl, P=1/2=0.5.Here, we can…

Q: Box I contains 5 tickets numbered from 1 to 5. Box II contains 3 tickets numbered from 4 to 6. One…

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Q: What is the probability that you get at least one 3 to show from 100 roll

A: You are to roll a die 100 times. The rolls are independent of each other. A die has sides…

Q: Your drawer contains 10 red socks and 6 blue socks. It's too dark to see which are which but you…

A: As per our guidelines we are suppose to answer only one question. Given,no.of red socks=10no.of blue…

Q: Due to current pandemic we are having online classes, Harish is also having online classes. He is…

A: To find the probability that he knows the answer to the question (given that he correctly answered).…

Q: Need help with probability I don't understand.

A: The objective of this question is to calculate the probability of a student getting a perfect score…

Q: d. If we know that a person is a Broncos fan, the probability that they have 6 or more siblings is…

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Q: Ali has taken two books with him for holiday. The probability of liking the first book is 0.5, the…

A: