Plz explain all questions.. Then i will rate you

Q: d. The middle 40% of her laps are from seconds to seconds.

A: It is given that the mean is 129.95 seconds and the standard deviation is 2.29 seconds.

Q: You receive a pay raise of 8%, followed by a pay cut of 8% is it true that after the two changes in…

A: Let us take our initial salary as $1000.

Q: answer

A:

Q: 13. Evaluate 10 r(7) 3Г(4)

A: Given the term Γ(7)3Γ(4) We have to evaluate the value of this term.

Q: Evaluate L{- }. (s² + 81) (8 – 8)

A: First I have made the partial fraction and then by taking inverse Laplace transform find its Laplace…

Q: Find two numbers a and b who’s sum a+b is 0 and whose difference a-b is -10

A: a+b=0      .....................(1)a-b=-10  ....................(2)Adding (1) and (2) we…

Q: many questions did she get right? 10. Lourdes got 80% on her last math test. There were fifty…

A: Given that Lourdes get 80% in her test. Total number of questions = 50 Number of questions she did…

Q: Hi could you answer the blanks for me?

A: Note: " Since you have asked multiple sub-parts, we will solve the first three sub-parts for you. If…

Q: How would you interpret r(37) = .89, p < .05?

A: The given correlation is 0.89, and p-value is less than 0.05.

Q: Mandy wants to earn a​ 90% overall average in her mathematics class. She has grades of 90​,87​, and…

A: It is given that Mandy has grades of 90, 87, and 92 in her mathematics class.The overall average in…

Q: 8, K, 45 y y =

A: The given triangle is an isosceles right angle triangle because the base angle is equal to 45° and…

Q: someone who prefers math is 0.2. How many students were both high school students and prefered math?…

A:

Q: 2-4c-45

A: For the following trinomial factor,

Q: To get a B in math Alexandria Pappas must average at least 80 on her 5 test scores on her first four…

A: Here we have to calculate the lowest score

Q: What is the measure of <PTQ? 20 5y-36 30 81° 4x-12

A:

Q: Rihana wants to determine the number of sweets in ajar. Tiandra gave her some clues. Tiandra's…

A: This is inequality problem and has more then one solution

Q: 25 ÷3 3 6.

A:

Q: Yoko drove to the mountains last weekend. There was heavy traffic on the way there, and the trip…

A: Let, Speed of Yoko on way to mountains =x miles/hour Time of trip=9 hours Total distance=speed*time…

Q: Please help me with the blank question I tried to put -27 as the answer but it said it was wrong…

A: Topic:- calculus

Q: There is an error in this diagram. Describe the error and give reasons for your answer. A 80 60°…

A:

Q: I know the answer is 367, how do I get that (Not honor class) (Not grading)

A: Concept: The surface area of the cuboid: A=2lw+2lh+2wh Where l is the length, w is the width and h…

Q: What is the value of x? 10 15 8,

A:

Q: Ravi needs to memorize words ona vocabulary list for Latin class he has memorized 36 of the words,…

A:

Q: •Which is better, a) invest 2000 dollars and get back $100 in one year or b) to invest $200 and get…

A: Given: There are two options. Return of $100 on investment of $2000 Return of $50 on investment of…

Q: Hi could you explain the right answer for this and how to do it? Thanks

A: Given: Mean % return Variance % return (squared) A 10 10000 B 8 7225 C 1…

Q: he teacher gave an exam and found μ = 50 and σ = 8. She added 5 points to everyone’s score. What is…

A: Given: Population mean (μ) = 50 Population standard deviation (σ) = 8 Let X ~ N (50, 82) 5 points…

Q: Fourless than fivetimes a number is fifteen:

A: Set up an algebraic equation to help you solve

Q: Lômplete the table with the amount of one ingredient Diego could have bought given the other. Be…

A: In this we have to make sure that price doesn't cross 15 doller and I'm providing hand written…

Q: 8 Tom drove 290 miles from his college to home and used 23.2 gallons of gasoline. His sister, Ann,…

A:

Q: What is the value of x? 15 4,

A: We can make it easier for you.

Q: A softball player has had 8 base hits out of 25 at bats for a current batting average of .320. How…

A:

Q: On Saturday, Mark sold 2- gallons of lemonade. On the same day, Regan sold = as much lemonade as…

A: Simplification

Q: Aira's average score on her six tests is 98 points. The score range for each test is 0 points to 100…

A:

Q: Nine more than a number divided by three is negativ

A: Since you have asked multiple questions in a single request, we would be answering only the first…

Q: Alex wants to know if his students prefer a chocolate flavor to a chocolate mint flavor. He counts…

A: In hypothesis testing we test the hypothesis regarding the population parameter.

Q: The Spanish club is arranging a trip to a Mexican restaurant in a nearby city. Those who go must…

A: Let n students be sign up for this trip in order to limit the cost to $12 per student.Then the total…

Q: John is adding a diesel fuel additive to his fuel tank, which is half full. The directions say to…

A: John is adding a diesel fuel additive to his fuel tank, which is half full. The directions say to…

Q: provide

A: To apply the substitution method to solve the given integrals. ∫xdx4−x2 ∫x4−x2dx ∫dx4−x2

Q: hi can you solve question in pen or pencil and explain so i can understand thanks

A:

Q: The wholesale cost of a new sofa is $240. The price of the sofa is marked up 40% before putting it…

A: The wholesale price of the sofa was $240.

Q: Jason has noticed he makes 70% of the free-throw shots he takes. What is the fewest number of…

A: P(Jason makes a free throw) = 0.7   Let X : number of free throws made    Therefore,    P(X ≥ 9) =…

Q: Juan drove to the mountains last weekend. There was heavy traffic on the way there, and the trip…

A:

Q: Use the diagram shown. If mz1 equals (4x + 2)* and me2 equals 110°, what is the value of x? ОА 14 ов…

A: Simple angle problem.....

Q: you did not answer d, the last part of the question

A: d) Let A denote the event that the participants preference for the the NBA Sport Let B denote the…

Q: They each have a fish tank holding 20 units of water. Whose tank holds 20 gallons, and whose holds…

A: Bigger tank has 20 gallons because it has more fisher then small  More fishes means more area and…

Q: The mean of three numbers is 14. Two of the numbers are 10 and 6. What is the third number?

A: Step-by-Step Process to Find the Mean Step 1:  Add up all the numbers.  The result is called the…

Q: Break down for me to understand

A: Note: Please repost part d as i can answer only 3 subparts. Given data,μ=129.4σ=2.28

Q: 30 Find the value of x and y y 16 600 X

A: A triangle is a polygon having three sides and three vertices. Sum of interior angles of triangle is…

Q: only complete questions "D, E"

A:

Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.