A department store is having a 15% off sale on all earrings. The pair you are interested in is regularly priced at $74.65. What is a good estimate of the amount of discount on these earrings?

Q: What proportion of students studied more than 4 hours?

A: Given that Total number of students = 240 Number of students who studied more than 4 hours = 50

Q: In what percent of their games would you expect the Dodgers to score more than 7.31 runs?

A: Given: Distribution of games is symmetric, unimodal and bell-shaped.

Q: What is the requested percentage?

A: 4.70c) In  this question, we have given Mean=513 S.D=130 To find the percentage for the score less…

Q: n the table above, who had the highest average expenditure? who had the owest - eexpondituac?

A: Here  Expidenture of 4 different person is shown The last column shows the Avg Expedinture

Q: The teacher let the students make up some of their work, so that now 86 students are passing out of…

A: The sample proportion/point estimate of the sample of size n can be defined as: p^=xn  Here, x =…

Q: A manufacture has been selling 1200 television sets a week at $540 each. A market survey indicates…

A:

Q: Solve for the percentage in the problem. Round to the nearest tenth of a percent. % of 1810 sales is…

A: The expression x% of y is expressed as follows. x% of y=x100·y

Q: Mr. and Mrs. Organic want to list their house at a price that will net them a minimum of $160,000…

A: Net price = 160000 Commission = 5.5% on Selling price

Q: Based on the above table, you want to create a vlookup table. What would be the range of values that…

A: Given Type of donut  number purchased Chocolate cream filled 7 Strawberry 5 Kale frosted 9…

Q: The brand manager for a brand of toothpaste must plan a campaign designed to increase brand…

A: The formula for the sample size is as follows: Here,zα/2 is the critical value at 95% confidence…

Q: Gary is getting a Wi-Fi hotspot that costs $35 and has a monthly data plan of $20/month. How much…

A: Given query is to find the the total cost of wifi over 2 years .

Q: the

A: Selling Price for Fusion Hybrid SE = $ 26,340 Selling Price for Fusion Titanium = $ 30,490

Q: What percent of scores are below a T score of 56?

A: Given, T score is 56. Now,

Q: What is the approximate percentage of buyers who paid less than $625?

A: Consider X as a random variable that follows a normal distribution with a mean 1000 and a standard…

Q: 6. If the cost price of 20 articles is equal to the selling price of 15 articles, find the profit…

A:

Q: A department store is offering the same percentage discount on all of their graphic tees. Suppose a…

A: We can find both the answers as below

Q: Expressed as Percantage of selling price, which of the best selling menu items is the most costly to…

A: We have to answer question based on given table.

Q: A multiplier of 1.85 corresponds to a percentage increase or decrease of what​ percent?

A:

Q: Mr. Cruz sold a chair at a loss of 15%. If he had sold at a mark up rate of 10%, he would have got…

A: Please see the attachment

Q: Kevin scored at the 60th percentile on a test given to 9920 students.How many students scored lower…

A: Given Kevin score = 60th percentile No. Of students = 9920

Q: What would her front-end DTI be? Round to the whole percent. Will the landlord likely rent it to…

A: Shelly earns $4,998 per month. She wants to rent an apartment for $2,340.

Q: The last student surveyed was active for 25 minutes. What percent of students were more active than…

A: It is given that Min = 4, Median = 25 and maximum = 86

Q: A boutique wants to determine how the amount of time a customer spends browsing in the store affects…

A: It is given that the A scatter plot between the Amount spent (in dollars) and the Browsing time (in…

Q: Kevin scored at the 60th percentile on a test given to 9780 students. How many students scored lower…

A: Given that the percentile of Kevin is 60.This means 60% of the students will have score lower than…

Q: Suppose a bakery makes 200 cherry cheesecakes at a cost of $2.75 each. If a spoilage rate of 5% is…

A: Cost of making 200 cherry cheesecakes = 200 × 2.75 = $550 5 % of cherry cakes spoiled = 5100×200 =…

Q: higher

A: Given: Sample size, n = 54 Sample mean, sm=29 Standard deviation, s=7.8 Suppose, level of…

Q: A student has scores of 72%, 74%, and 78% on three exams. What percent score does he need on the…

A: Here we solve the inequality for x . x= score for the fourth exam.

Q: A typical high-income household in 1980 earned $137,793. A similar household in 2009 earned…

A: Income in 1980 a = $137,793 Income in 2009 b =  $163,066

Q: The median annual income for people with a high school diploma is $7,502 more than that for those…

A:

Q: Rene scored at the 84th percentile on a test given to a 12600 students . How many students scored…

A: Given percentile of Rene=84

Q: The manufacturer of a product had fixed costs of $120,300 per year. The variable costs are 50% of…

A: Given that, The manufacture of a product had a fixed cost of $ 120, 300 per year. The variable cost…

Q: A typical middle-income household in 1980 earned $30,983. A similar household in 2009 earned…

A:

Q: The percentage of buyers who paid between $14,000 and $22,000 is %.

A: Let , X→N(μ=18000 , σ=2000) By  using 68-95-99.7 rule ,  We want to find the P(14000<X<22000)…

Q: A typical middle-income household in 1980 earned $33,636. A similar household in 2009 earned…

A:

Q: A typical high-income household in 1980 earned $125,527. A similar household in 2009 earned…

A: Relative increase is given by R=(New value-Old value)/Old value

Q: A car dealer offers a sale price of 10% off MSRP, which is applied before taxes of 12%. If the MSRP…

A:

Q: Kevin scored at the 60th percentile on a test given to 9920 students. How many students scored lower…

A: Since Kevin scored 60th percentile, it means that Kevin's score is in the top 60 % of amongst the…

Q: A typical middle-income household in 1980 earned $38,405. A similar household in 2009 earned…

A:

Q: The Wonderful Widget Company's earnings have declined to the point where they need to reduce the…

A: It is given that Wonderful Widget Company need to reduce the number of employees from 5250 to 4830.

Q: What is the percentage of discount if the original price is $32 and the sale price is $8? How do you…

A: The original price is $32 and the sale price is $8

Q: The brand manager for a brand of toothpaste must plan a campaign designed to increase brand…

A: Solution: From the given information, confidence level is 0.95 and E=0.05. Since the proportion is…

Q: Suppose a bakery makes 200 cherry cheesecakes at a cost of $2.25 each. If a spoilage rate of 5% is…

A: No of cherry cheesecakes made by the bakery = 200 A spoilage rate of 5% is anticipated. This…

Q: Is the vendor most likely to use estimation, mental math or a calculator to find the amount of…

A: A hotdog vendor receives a Php 50 bill for a Php15. 50 purchase.   To find the amount of change, we…

Q: What is the percent increase for a house that sells for $71,450 and then later for $104,700?…

A: The percent increase=new value - old valueold value×100%Given that old value=$71450New value=…

Q: A principal of a college wants to estimate the proportion of smokers among his students. What

A: Given : Margin of error, E = 10% = 0.10 Sample proportion = 0.30

Q: how much below the goal of 2,700 did tickets sales fall?

A:

Q: A building has 28,000⁢ ft2 of floor space. When an addition of 6500⁢ ft2 is built, what is the…

A: Building floor space=28000 ft2 Additional built=6500 ft2

Q: A business department is trying to determine if their program is competitive. They survey recent…

A: Given information: The MINITAB output results for the one-same t test is given.

Q: The percentage of workers who do not carpool to work this year was 95%, up 12% from last year. What…

A: The percentage of workers who do not carpool to work this year was 95%, up 12% from last year.what…