na school of 100 students, 50 play football, 20 play basketball and 10 play both ootball and basketball. If a student is selected at random, what is the probability hat he/she plays at least one of the two sports? *

Q: 12 females and 8 males are taking an exam in a classroom. After they finish with the exam, they…

A:

Q: 10 animals are randomly put into a line. There are 3 cats and 4 dogs. What is the probability all…

A: Solution

Q: A small bowl contained 4 yellow marbles and 6 green marbles. Gabriel selected one marble from the…

A: We have to find give probability.

Q: A committee of 4 is selected from 7 Republicans and 7 Democrats. This committee must have at least…

A: Given: Number of Republicans = 7 Number of democrats = 7 Number committee members = 4

Q: You get a box of twelve chocolates, of three kinds: six Plain, four Coconut, and two Cashew. Draw…

A: Distribution of chocolates is given as, Plain Chocolates=6Coconut Chocolates=4Cashew…

Q: Mr. Razo has a hat with 10 slips of paper. There are 5 blue slips, 2 red slips, and 3 black slips.…

A: Mr. Razo has a hat with 10 slips of paper. There are 5 blue slips, 2 red slips, and 3 black slips.

Q: There are 40 students in a class and 4 midterms. What is the probability that someone has a midterm…

A: Given data: The total numbers of students are n=40. The numbers of midterms are m=4.   The…

Q: Dario puts 44 marbles in a box in which 14 are red, 12 are blue, and 18 are yellow. If Dario picks…

A:

Q: When 5 cards are dealt from a standard deck of 52 cards, what is the probability of getting 2 aces…

A:

Q: There are 15 boys and 10 girls in a class. If three students are selected at random, what is the…

A: There are 15 boys and 10 girls in a class.

Q: There are 7 red marbles, 5 blue, 3 green, and 9 yellow marbles in a bag. What is the probability of…

A: Solution: From the given information, there are 7 red marbles, 5 blue marbles, 3 green marbles and 9…

Q: Among contestants in a competition are 49 woman and 29 men. If 5 winners are selected, what is the…

A: Obtain the probability that they are all woman. The probability that they are all woman is obtained…

Q: There are 20 students who will join either volleyball team, or basketball team or both. If 12…

A: The number of student join both is   N(A or B) =N(A)+N(B)-N(A and B) N(A and B)= N(A)+N(B)- N(A or…

Q: There are 20 black cards, 10 red cards, 12 yellow cards, and 8 green cards on the table.  What is…

A: Given,no.of black cards=20no.of red cards=10no.of yellow cards=12no.of green cards=8Total no.of…

Q: A bag of m&M's has 3 red, 6 green, 8 blue and 7 yellow m&M's  What is the probability of randomly…

A: From the provided information, A bag of M&M's has 3 red, 6 green, 8 blue and 7 yellow M&M's.…

Q: Two coins were tossed a total of 200 times. 45 times two heads turned up 95 times one tail and 60…

A: From the provided information, Two coins were tossed a total of 200 times. 45 times two heads turned…

Q: ag with 10 marbles has 2 red marbles, 4 yellow marbles, and 4 blue marbles. A marble is chosen from…

A: given data, 2- red 4-yellow4-blue10- total marbles

Q: There are 10 yellow marbles, 12 red marbles and 8 white marbles in a box.  If one marble is…

A: Answer: From the given data, Number of yellow marbles in the box = 10 Number of red marbles in the…

Q: Five girls and 6 boys on the debate team lined up randomly to walk on stage.  What is the…

A: Given: Number of boys = 6 Number of girls = 5

Q: A bag of the same size small balls contains 6 blue balls, 5 red balls, 5 yellow balls, and 4 geeen…

A:

Q: What is the probability of having 3 boys given the oldest is a boy?

A: The theory of probability has its origin in the seventeenth century. The king of France who…

Q: Billy selects some cards from a standard 52 card deck.  What is the probability that he selects 1…

A: Given data: The total numbers of cards in the playing deck are n=52. The numbers of hearts are h=13.…

Q: A box contains 5 red, 3 black and 4 oranges balls. Five balls are drawn at a time from the box. What…

A: A box contains 5 red, 3 black, and 4 orange balls. Five balls are drawn at a time from the box.…

Q: Three people are selected for a committee from 7 Democrats and 3 Republicans. What is the…

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

Q: What would the probability of selecting all 5 cards to be a Diamond or a Club

A: Combination Rule:The arrangement of r objects from n different objects is given by:

Q: There’s 7 red balls,13 green balls, 9 orange balls, 2 purple balls, and 8 yellow balls. One ball is…

A: To find the probability that the randomly chosen ball is red or yellow:

Q: A thief must randomly guess the correct 5 digit pin from a 8 key keypad. What's the probability he…

A: Here there are two possibilities 1) If repetition of number is allowed 2)if repetition of number is…

Q: Two dice are thrown 48 times. Determine the probability that 10 points are rolled more than 2

A:

Q: A 200-page book was opened randomly. What is the probability that you opened to page 52 or a page…

A: Given :                      Number of ways choosing a page from 200 pages = 200

Q: A bag contains 5 red smileys, 6 yellow smileys and 3 green smileys. If two smileys are picked at…

A:

Q: If you toss 6 coins, what is the probability of all 6 coins matching?

A:

Q: What is the probability of having 4 boys given the oldest is a boy?

A: Solution

Q: What is the probability that all 3 cards are Queens?

A: Number of Queen cards = 4 Total number of cards = 52 Define some events A: first card is Queen B:…

Q: A group of families that have 3 kids are in a group. What family that has three girls, given the…

A: Topic = Probability

Q: In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the…

A: From the given information, it is clear that There are, 8 red balls so, nR=8 7 blue red balls so,…

Q: Out of 39 men and 26 women what's the probability of randomly choosing a woman?

A:

Q: In a pencil case there are 6 markers. One red, orange, yellow, green, blue, and purple. Three…

A:

Q: There are 65 adults and 15 children in a movie theater. Of these people, 41 adults and 6 children…

A: Given: Number of adults=65Number of children=15Total person who bought popcorn=47n=80 The…