To get an A in a course, you need an average of 90% or better on four tests that are worth 100 points each. Your score on the first three tests were 87, 92, and 84. What must you score on the fourth test to get an A for the course?

Q: In a math class, one of your 4 test scores is dropped. On the first three tests, you have the…

A: In a math class, one of your 4 test scores is dropped.  On the first three tests, you have the…

Q: On the semester final, Joe scored 80, Jill scored 89, and Bill scored a 94. What was the average…

A: We have to find out average score.

Q: Lucy took three tests. If her median score was 88, her mean score was 87, and the range was 11, what…

A: Given:Median = 88Mean = 87Range = 11

Q: During the week, the price of a stock recorded the following gains and losses: Monday lost $1.25,…

A: We have given information that Monday lost $1.25 Tuesday lost $0.45 Wednesday gained $0.67…

Q: To get a B in​ math, Alexandria Pappas must average 80 on five tests. Scores on the first four tests…

A: Let us consider the n observations  say x1,x2,x3,.....,xn Then the average of the observation is…

Q: To get a B in math, Alexandria Pappas must average 80 on five tests. Scores on the first four tests…

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Q: (a) Ayisha scored 18 marks more than what he did in the previous examination in which he scored 30.…

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Q: To get a B in math, Alexandria Pappas must average 80 on five tests. Scores on the first four tests…

A: Given Alexandria Pappas score in first four test are 84, 76, 84 and 78.

Q: To get a B in math, Alexandria Pappas must average 80 on five tests. Scores on the first four tests…

A:

Q: Hasna got an average of 50 in 6 tests. What should she get in the next test to attain the average of…

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Q: Tickets for a high school play cost $12.50 for adults and $6.25 for students.  If all  200 seats in…

A: Given that Tickets for a high school play cost $12.50 for adults and $6.25 for students.  If all…

Q: To receive a B in a course, you must have an average of at least 80% but less than 90% on five…

A: Given that, to receive a B in a course ,must have an average of at least 80% but less than 90% on…

Q: Suppose you won $15 on a lotto ticket at the local 7-Eleven and decided to spend all the winnings on…

A: The combination  is defined as choosing 'x' items out of n trials and is given by: Crn=n !(n-r) ! .…

Q: To get a B in​ math, Alexandria Pappas must average 80 on five tests. Scores on the first four tests…

A: To get a B in​ math, Alexandria Pappas must average 80 on five tests. Scores on the first four tests…

Q: I have a 79% in my earth and space class and I have a final worth 50 points if I get a 100 percent…

A: Given information: The current grade (C) is 79%. The grade that is wanted on the final (G) = 100%.…

Q: Anne's scores in the last four tests were 85,82,97 and 91. What must be her score in the fifth and…

A: Average is the arithmetic mean of a non-empty list of numbers. It is a single representative of that…

Q: Ariana's English test has two types of questions: multiple choice worth 2 points each and short…

A:

Q: Mike needs 8 more classes to complete his degree. If he met the prerequisites of all the courses,…

A:

Q: To earn an A in a course, you must have a final average of at least 90%. On the first four…

A: Let x be a final examination counts as two grades 2xFinal average is  90%Total no of…

Q: To get a B in math, Alexandria Pappas must average at least 80 on her five tests. Scores on the…

A: Topic- Averages

Q: Going into the final exam, which will count as two tests, Brooke has test scores of 80, 83, 71, 61,…

A: To find: The final score to achieve the average score of 80. Given: The Person B test scores are…

Q: In a math class, one of your 4 test scores is dropped. On the first three tests, you have the…

A:

Q: The average score of lovelyn in 6 math quizzes is 19. If she will not include her lowest score, her…

A: Let her lowest score be x and the other scores be a,b,c,d,e.

Q: Mr smart took 3 quizzes and his grades were 99,74, and 83. if a test counts as a grade of 2 quizzes…

A: Given Information: The grades of Mr. Smart in 3 quizzes are 99,74, and 83. If a test counts 2…

Q: Victoria took a test and got 80% of the questions right. She answered 20 questions correctly. How…

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Q: John has grades of 86, 88, and 78 on his first three tests in geometry. If he wants an average of at…

A:

Q: One pair of jeans is advertised at 10% off the regular price. At another store, the same pair of…

A: GivenA pair of jeans is advertised in Store 1 at discount of 10%Same pair of jeans is advertised at…

Q: Susan’s average score for her first three psychology exams is 84. What must she get on the fourth…

A: Let a denotes the sum of the first three exam scores and let b denotes thescore on the fourth…

Q: The high tech industry claims that women have the same chance of being hired as men. If this is so,…

A: In this question, we need to find the expected number of company to have 11 or more female…

Q: Last year at a certain high school, there were 150 boys on the honor roll and 150 girls on the honor…

A: Given that last year a certain high school, On a honor roll number of boys = 150 boys And number of…

Q: To get a B in math, Alexandria Pappas must average at least 80 on her five tests. Scores on the…

A: We will solve the problem

Q: Bobby-Joe takes a 25-question test for which he receives 4 points for each correct answer and loses…

A:

Q: The average score Josie had in 6 subjects is 72 and her average score after 2 additional subjects…

A: Since you have asked multiple questions in a single request, we will be answering only the 1st…

Q: On three examinations, Elena received scores of 82, 91, and 76. What score does Elena need on the…

A: let Elena needs score X for her average score 85 we know that the average value formula average…

Q: A student missed 15 problems on a mathematics test and received a grade of 70 %. If all the problems…

A: All the problems were of equal value;student missed 15 problemes and received 70% grade.That means…

Q: A student completed an exam and their z score was -1.57. What percentage of students did better on…

A: We know that Z-score = (x - mu)/sigma  mu= 0 , sigma =1   X~N( 0,1)

Q: Kevin has a ratio of 2 wrong answers to 7 correct answers on his math test. If he got 6 questions…

A:

Q: Scott has grades of 86, 75, 79, and 95. If all of the grades count the same, what is the lowest…

A: Avarage value of five exams

Q: To get to know her students better, Ms. Wilse surveyed her math students to determine wl hobbies and…

A: Given data, P(Students prefer arts or donesnot prefer literature)=?

Q: In the 2009-2010 school year in country A, there was 105,000 foreign students from Country B. This…

A:

Q: During a basketball practice mai attempted 40 free throws and was successful on 25% of them. How…

A:

Q: In counting the money collected on his paper route Frank finds that he has 3 more dimes than nickles…

A: There are 3 more dimes than nickels and 3 less dimes than quarters. The total collection amounts to…

Q: The average score of Lovely in her 6 math quizzes is 19.If she will not include her lowest score,…

A: Average: It is defined as the ratio of the sum of numbers of the given data set to the total number…

Q: The pass result of fifty students who took up a class test is given elow: Marks Number of Students 4…

A: It is been asked to find average marks of students who failed using the given information.

Q: To get a B in​ math, Alex must average at least 80 on her five tests. Scores on the first four tests…

A:

Q: Blake answered 2/3 of the questions on his quiz correctly. If he answered 22 questions correctly,…

A: We are given that Blake answered 2/3 of the questions on his quiz correctly.  Let us assume that x…

Q: A student found the average boat price for 14 boats in a doc was 250,000. Two more boats were later…

A:

Q: Joe slo, a college sophomore, neglected to wash his dirty laundry for 6 weeks. By the end of that…

A:

Q: In a math class, one of your 4 test scores is dropped. On the first three tests, you have the…

A: From the provided information, On the first three tests, the scores are 79, 37 and 95. The average…

Q: Last year at a certain high school, there were 60 boys on the honor roll and 100 girls on the honor…

A: