138 - 143 132-137 12 17

Q: How many choices are there for a person to check out 4 CDs from a library that has 25 CDs of his…

A: Given : n = 25 x = 4

Q: How many different license plates have the letters J-O in that order?

A: It is given that license plates consist of four digits from 0 to 9 followed by four letters.

Q: Thirty percent of high-school senior boys play in the school band. If a certain high school has 60…

A: Given: Total boys = 60  Play in the band = 30% = 30/100

Q: 80% of a class of 40 children passed a math test. A. How many children passed in maths? B. What…

A: Given: Total number of children, N=40 Percentage of passed students=80% a) To calculate the number…

Q: case of 115 count lemons cost $23.46. How much does each lemons cost?

A: Given query is to find the cost of each lemon.

Q: 56 62 69.5 75 86 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90

A: Box and Whisker plot is a graph that is used to find the five-number summary. Five number summary…

Q: how many students had 10 pair of shoes?

A: To find the number of student having 10 pairs of shoes, we have to note the number of dots given…

Q: A researcher wants to find out the number of students he needs to urvey in a school provided that…

A: Given : total no pf students in a school  N=5000 with margin of error e=5%  To find sample size…

Q: o How many three-letter initials can people have? o How many three-letter initials with none of the…

A:

Q: Answer the following question. How many license plates are possible if you must have 8 characters,…

A: One of the methods of counting in a problem is the fundamental counting principle. The fundamental…

Q: A survey of 150 people revealed that 115 people like ketchup on their hot dogs, 85 people like…

A: Concept of General Addition Rule: For any two events A and B the General Addition Rule state that:

Q: How many values are in the range 35 to 95?

A: Given  Lower value = 35 Upper value = 95

Q: a survey found that 75,000 people own a car. This was 75% of the respondents in the survey. What was…

A: Given data: The given people that own a chair are C=75,000. The given percentage is p=75%.

Q: A class of 32 students are supposed to take a standardized test. Out of the class, 75% of the…

A: The objective of the question is to find out how many students have already taken the test. The…

Q: 20 fifth graders compete in a spelling bee. If there is a gold medal, silver medal, and bronze medal…

A: We have  Medals = 3 Positions = 3

Q: You rolled a six sided die 60 times and got the following tally. 20 ones. 20 twos 15 threes. 3…

A:

Q: How

A: Please find the answer in the next step

Q: 35% of a sample of employees are vaccinated.if 390 are not vaccinated, how many are vaccinated

A:

Q: What was the population in 1925?

A: We know with a very good accuracy that the current world population is in the range of 7,325,996,709…

Q: 30% of Grandpa Neil's stamps have images of flags on them. If he has 75 flag stamps, how many stamps…

A: In question, Given that 30% of Grandpa Neil's stamps have images of flags on them. If he has 75 flag…

Q: Jay has 14 stat books. In how many different ways can he arrange 4 of them on a bookshelf?

A: Permutation is defined as an arrangement of objects in a definite order. The members or elements of…

Q: 62 69.5 75

A:

Q: A bag of 10 apples contains 3 rotten apples and 7 good apples. A shopper selects a sample of 4…

A: The problem is asking us to find the number of ways to select 4 apples from a bag of 10 apples, such…

Q: what percentage of bus drivers had 3 or more traffics acccidents

A: From the provided information, Sample size (n) = 700 Total frequency of 3 or more traffic accidents…

Q: A survey asked 1,000 people if they invested in Stocks or Bonds for retirement. 700 said they…

A: From given : Total surveyed = 1000 Invested in stocks only = 700 - 300 (invested in both) = 400…

Q: .a TC .bO 2π .cO || 2.

A: I will use the definition of gamma function.

Q: 8% of the responding groups said they committed crimes under the influence how many students…

A: According to given information 8% students are 143.

Q: in class of 24 srudents, 25% of them failed a text. how many sudens failed the test

A:

Q: In a recent survey of 180 people who drink coffee or tea, it was found that 137 drink coffee and 74…

A: