In a certain college 25% of boys and 10% of girls are studying Mathematics. The girls constitute 60% of the students. If a student is selected and is found to be studying Mathematics find the probability that the student is a (i) girl (ii) boy.

Q: A salesman finds he can make one sale for every four calls he makes. If he makes five sales calls,…

A: Let, X=the number of sales he makes n=number of trials= 5 p=probability of success= 1/4=0.25 X…

Q: A class contains 16 boys and 10 girls of which half of the boys and half of the girls are fat. Find…

A: Given,no.of boys=16no.of girls=10no.of fat girls=8no.of fat boys=5Total no.of students=26

Q: At a particular high school, 18% of the students participate in student council and 47% of the…

A: Solution-: Given: P( student council )=0.18, P(sports)=0.47,P(student council or sports)=0.25 We…

Q: If the Captain and the pirate each shoot once, and the Captain shoots first, what is the probability…

A: Given that Captain shoots first  which means , Probability that Captain hits the pirate ship = 1/2…

Q: In a group of 25 boys, 20 play ice hockey and 17 play baseball. They all play at least one of the…

A:

Q: My father is an avid reader. On any given day he is reading multiple items. Suppose on any given…

A: a) For any two events A and B, it is known that P(A ∪ B) = P(A)  + P(B) – P(A ∩ B).

Q: A family has two children. Now, I tell you one of the children is a girl. What is the probability…

A: here probability of girl = 12   probability of boy = 12 here each birth independent from each other…

Q: A particular traffic light at the outskirts of a town is red for 30 seconds, green for 25 seconds…

A: From the given information, Consider, A be the event that the traffic light is red for 30 seconds. B…

Q: the director of a film festival received 8 submissions, 5 of which were silent films. If the…

A:

Q: A secondary school is offering two extracurricular classes, one in Photography and the other in…

A: Given that a secondary school is offering two extracurricular classes, one in Photography and the…

Q: In a shooting contest, Jose hits the target 85 times out of 100, And Pedro hits it 95 times out of…

A: Solution

Q: In a class, 50% of the students play basketball, 20% of the students play football and 10% of the…

A:

Q: A coach picks students out of her class to make groups work in. There are 20 students in the class -…

A:

Q: At a middle school, 18% of all students play football and basketball and 32 % of all students play…

A:

Q: The probability that Sam parks in a no-parking zone is 6%, and the probability that Sam cannot find…

A: The probability that Sam parks in a no-parking zone = 0.06 The probability that Sam cannot find a…

Q: Q: If 5% of the people are carriers of a certain disease and 10% of them are young, what is the…

A: Given: % of people that are carriers = 5% % of people that are young = 10%

Q: At a college, 71% of courses have final exams and 45% of courses require research papers. Suppose…

A: Solution-: Given: P(Courses have final exam)=0.71 (or 71%) ,P(Course have research paper )=0.45 (Or…

Q: A group of students is surveyed and 55% of the group is from Midland and 40% of the group like…

A: According to the provided data, the probabilities are;

Q: In a tennis match, with the score at deuce, the game is won by the first player who gets a clear…

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: In a certain high school, 20% of the students belongs to the math club, 10% belongs to the student…

A: here define events student belongs to math club = M student belongs to council = C p(M) = 0.20  p(C)…

Q: At a fast-food restaurant, 60% of the patrons order a burger. Of those ordering a burger, 40% also…

A:

Q: A shop has 72 customers in two hours . What is the probability that at most three customers will go…

A: There are 72 customers in 2 hours (120 minutes). So, average number of customers in a minute =…

Q: In a football match, suppose that the probability of Team A winning is 0.3, Team B winning is 0.5…

A: 3. The probability of Team A winning is 0.3, probability of Team B winning is 0.5, and the rest is…

Q: Suppose in the video game Harry Potter Returns, each time you kill a dragon there is a 10% chance…

A: Introduction: For a person who has played the game and killed 100 dragons, denote X as the number of…

Q: The probability that Sam parks in a no-parking zone and gets a parking ticket is 6%, and the…

A: The probability is used to calculate the probability of an event occur. Let A be the event, the…

Q: In a class, 40% of the students play basketball, 20% of the students play football and 10% of the…

A:

Q: What is the probability that an employee is married and owns a car?

A: a certain company, the probability that an employee is married is 65%. The probability that an…

Q: An aquarium at a pet store contains guppies (25 females and 8 males) and 36 tetras (14 females and…

A: Given data is shown in the table   female male total guppies 25 8 33 tetras…

Q: A city has two daily newspapers, A and B. A survey of 100 residents of the city shows that 35 people…

A: Given, A survey of 100 residents of the city shows that 35 people subscribe to A, 60 subscribe to B…

Q: What is the probability that Larry Bird makes exactly one of his two free throws?

A: Let p be the probability that Larry bird makes free throw. Given that p = 0.50 Let X denote the…

Q: In a school of 100 students, 70 students play either football or cricket with 40 students that play…

A:

Q: A couple has two children, and the older child is a boy. If the probabilities of having a boy or a…

A:

Q: In a coffee shop "Scratch and Win" contest, one out of three cards is a winner. What is the…

A: From the given information, one out of three cards is a winner. P(winner)=1/3 Let us consider, the X…

Q: At a particular high school, 18% of the students participate in student council and 47% of the…

A: At a particular high school, 18% of the students participate in student council 47% of the students…

Q: In the game of Monopoly, a player is sent to jail if he or she rolls doubles with a pair of dice 3…

A: In a game of monopoly, player is sent to jail if he or she rolls doubles with a pair of dice 3 times…

Q: An Elementary school club has 6 boys and 8 girls. If a committee of 5 officers is selected, find the…

A: Total number of committees possible=C145=2002 PExactly 3 girls=No of committees containg exactly 3…

Q: Suppose a free throw shooter makes 67 percent of their first attempts.  On the second attempt they…

A:

Q: All Seasons Plumbing has two service trucks that frequently need repair. If the probability the…

A: It is given that, the probability the first truck is available is 0.75, the probability the second…

Q: A family has 2 children. Given that one of the children is a boy, what is the probability that the…

A: The probability is a branch of mathematics or statistics which basically deals with the chances of…

Q: In the St. Petersburg Community College, 30% of the men and 20% of the women are studying…

A: For the given data Find the probabilities

Q: Three airlines serve a small town in Ohio. Airline A has 48% of all scheduled flights, airline B has…

A: According to the given information, PAirline A=0.48 PAirline B=0.33 PAirline C=0.19 POn time /…

Q: In a summer camp, 48% of the children are enrolled in swimming and 40% in tennis. One-third of the…

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Q: A certain type of ochro seed germinates 75% of the time. A backyard farmer planted 6 seeds. The…

A: Let the random variable 'X' represent the number of seeds that germinate. The random variable X will…

Q: At a college, 68 % of courses have final exams and 43 % of courses require research papers. Suppose…

A: At a college, 68% of courses have final exams and 43% of courses require research papers. Suppose…

Q: A city fire department has three fire trucks that operates independently. The probability that a…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: In a school 30% of students like ice cream and of those who like ice cream, 10% like cake. What is…

A: Define following two events:   A: a student likes ice cream B: a student likes cake.    Following…

Q: A certain airline books 250 passengers for a certain flight that can seat only 212. If past studies…

A:

Q: Given a family with three children, find the probability of the event. All are girls.The probability…

A: Given A family with three children

Q: In a recent survey, 60% of the community favored building a health center in their neighborhood. If…

A:

Q: A group of 5 football fans contains 3 Chiefs fans and 2 Niners fans. Three fans are chosen at random…

A: From the given information, there are 5 football fans. In 5 football fans, 3 were chiefs fans and 2…