Ten years ago, a city had a population of 7,000. Using today's population, the population in 20 years is predicted to be 10,000. The city is growing by the same percentage every year. What is today's population? Explain how you arrived at your answer using complete sentences.

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: The Smith family bought an apartment for $75000. Assuming that the value of the apartment will…

A: Apartment initial price P= $75000 Annually interest rate= 4.3% time = 7years if interest rate are SI…

Q: Sales at LL Boutique decreased 10% this month compared to last month. If sales this month were…

A: Given: Sales this month were $112581. And, the sales at LL Boutique decreased 10%  compared to last…

Q: Finn is 24 years old now. Finn is twice as old as Jake was when Finn was as old as Jake is now. How…

A: We have to find Jake age

Q: The company you work for has been tracking sales histories to forecast this coming years sales. Over…

A: Given,∑x9=99449.02∑x=895041.18

Q: of the time he is at bat. Out of 80 times at bat, 10 A player on a school baseball team reaches…

A: A player on a school baseball team reaches first base 7/10 of the time he is at bat.

Q: In 2002, there were 7.1 million people living in London, England. If the population is expected to…

A: In 2002, there were 7.1 million people living in London, England.  The population is expected to…

Q: UMass Boston student has earned 55 credits toward his degree but has a GPA of just 1.80. The…

A:

Q: During a job fair last year, an employer spent 200 minutes interviewing people for jobs. This year,…

A:

Q: Bio Fach, Germany’s biggest ecologically sound consumer goods trade fair, had 21,960 visitors. This…

A: 21960 visitors is present figure. 16300 visitors is two years earlier. Increase of visitors for two…

Q: In 3 1/2 months John collected a debt of $91.00. What was the average amount of debt John collected…

A: The given data: Debt collected by John in 312 months =$91 The average amount of debt collected by…

Q: In the three month period November 1, 2013 through January 31, 2013, HED stock increased from $52…

A:

Q: Before vacation, Sophie exchanged 300 American dollars for 378 New Zealand dollars. How many New…

A: As per rule we will solve the first question. Given Sophie exchanged 300 American dollars for 378…

Q: Employees in 2012 paid 4.2% of their gross wages towards social security (FICA tax), while employers…

A: Earning per year is $38,000. Percentage of gross wages paid towards social security is 4.2%

Q: There is a budget for this past year that was $25,650,000.  Their is now  a 7.5% cut in the budget.…

A: It is given that the budget for this past year that was $25,650,000 and this year there is a cut to…

Q: A school's enrollment is 5,200, which is a 20% decrease from last year's enrollment. What was last…

A: We need to find the total enrolment last year.

Q: According to a study by Oxford University the average costs of a summer Olympic Games over the…

A:

Q: There are 10,000 residents in Recluse, Alabama. For the last 10 years, the population has decreased…

A:

Q: you start with 500 items. How many do you have after a 100% increase?

A: The initial number of items=500. The percentage increase=100%. Need to find the final number of…

Q: Last quarter, FREDA’S FISH’N’CHIPPERY had 12 floodlights and 9 fluorescent lights illuminating the…

A: Let's Assume that Cost to run floodlights is ₡ x  and the cost to run fluorescent light is ₡ y .…

Q: Your pay increased by 5% the first year, 10% the next year, and 15% in the third year. Was the…

A:

Q: A life insurance policy costs $13.01 for every $1,000 of insurance. At this rate, what is the cost…

A:

Q: What is the bottom line for combining like terms?

A: Given: Combining the like terms.

Q: Melissa is four times as old as Jim. Pat is 5 years older than Melissa. If Jim is y years old, how…

A: Given

Q: the Antique Automobile Club of America had 20,000 members. It grew an average of 6.4% per year.…

A: Given, Initial members =  I = 20000 growth rate = r = 6.4% per year Final members = F = 50000 Let's…

Q: what is helpful to do when you have to use more than one unknow?

A:

Q: If you receive a 5% pay raise and then a 5% pay cut is your salary the same? Why or why not?…

A: Percentage is a number which is represented as a fraction of 100. The percentage is denoted by the…

Q: During a twenty-four hour period in April of 1921, a record 75.8 inches of snow fell in Silver Lake,…

A: Given that during a 24 hour period in April of 1921 , a record of 75.8 inches of snow fell in Silver…

Q: The city of Possibility has a budget of $750,000. Next year, the budget will increase by 3.8% What…

A: Given,   Current budget of the city = $ 750000

Q: In 2015, alcohol used among high school seniors was down from the previous year by 5.6% to 35.5%.…

A: Given: In 2015, alcohol used among high school seniors was down from the previous year by 5.6% to…

Q: Employees in 2012 paid 4.2% of their gross wages towards social security (FICA tax), while employers…

A:

Q: What percent of people would you expect to complete the form in less than 2.9 hours? What percent of…

A: Let X be the number of hours to complete a 1040 tax form which follows normal distribution with mean…

Q: A movie star, unwilling to give his age, posed the following riddle to a gossip columnist: "3 years…

A: Let x years be the daughter’s present age and y years be the movie star’s present age.Given that,…

Q: What does mean by what 10 less than 46?

A: There is no such introduction for the solution.I have explained it within the solution.Please go…

Q: An average vacation cost is $1,145 per person.  How much would you expect to pay for a family of 4…

A: An average vacation cost is $1,145 per person.

Q: If you earn $2950 per month and you expect your earnings to increase by 3.6% per year, how much do…

A:

Q: 11. On their most recent math test, Jenny's score was 3 less than one half of Katie's score Ili…

A:

Q: Suppose in 2009, there were about 8 million Internet users in the Philippines. The number of…

A: According to our guidelines we are supposed to do only first three subparts. Kindly repost other…

Q: A company has been forced to reduce its number of employees. Today the company has 26% fewer…

A: To find the number of employee a year ago

Q: Susan says she Googled and found the population of the United States is approximately 328 million…

A: The current population of the United States is 328 million people, and it is growing at a rate of…

Q: The sum of three consecutive integers is 99. What are the integers? (

A:

Q: Frank is 73 years old. Zoe is 29 years old. How many years ago was Frank’s age 5 times Zoe’s age ?

A:

Q: 2016, the number of graduating seniors taking the ACT exam was 2,090,171.  In 2008, a total of…

A: Given thatIn 2016 , graduating seniors taking the exam was= 2,090,171In 2008 , graduating seniors…

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

A:

Q: what is the step to number 4?

A: 4) Given that, Consider that 95% of all sample means will fall between two values. That is,

Q: what is 8 time 12?

A: We are to name the number that results from repeatedly adding one number, called the multiplicand,…

Q: Kenneth Brown is the principal owner of Brown Oil, Inc. After quitting his university teaching job,…

A: Solution (a) Ken is facing decision under uncertainty since there are several possible outcomes for…

Q: Is 342,589 greater than or less than one million ? How do you know

A: A number is said to be greater than an other number when the its value is more than the other number…

Q: Next year, Rigik plans to keep the percent of children's parkas at 40% but increase the number of…

A:

Q: The attendance figures for Durango High were off last week. Usually there is a 97% attendance rate.…

A: Given that  Total number of students = 1800 Attendance rate = 97% of total 1800 It means 97% of 1800…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.