Application Problems: 6. (7 points) Suppose a painter can paint an entire house in 12 hours. Another painter can paint an entire house in 8 hours. How long would it take the two painters to paint an entire house if they painted it together? Recall: (rate)(time) = 1. %3D

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Q: The value of your stock investment decreased by 35% after a stock market crash. What percentage…

A: The percent increase or decrease is calculated using the formula: % increase or decrease=Final…

Q: 44. Together two computers cost $2700 per year to rent. If one costs twice as much as th other, what…

A: a+b=2700/year a=2b Then, substitute 2b for " a " 2b+b=2,700/year 3b=2,700/year b=900/year

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A: Given that  Salim deposits OMR 1,200 at a rate of 8% for a period of 5 years To find the  What is…

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Q: 4. How long would it take an investment

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Q: A tank contains 2,000 gallons of brine. Brine containing 5 lb/gallon of salt flows in at a rate of…

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Q: 6. Demand. The quantity sold x of a high-definition TVis inversely proportional to the price p. If…

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Q: Problem : What is the reliability of a component for an operating period of 200 hours, having a…

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Q: During a period of decline in stock market prices a stock sold at $. 50 per share on one day $. 40…

A: Given that : Stock price on 1st day = $50                    Stock price on 2nd day = $40…

Q: ony observed that a small colony of penguins obeys the population growth law. There were 1000…

A: we know that population growth formula. A=Pertwhere P is initial population,e is irrartional…

Q: I need some help with this optimization problem

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Q: CHALLENGE ACTIVITY 6.4.1: Electricity. Jump to level 1 Lee watches TV for 3 hours per day. During…

A: Given  Lee watches TV 3 hours per day and TV consumes 200 watts. Cost of electricity = 18…

Q: Below is a transcription of a (fictional) student's solution to a related rates problem. There are…

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Q: In a chemical manufacturing plant, a certain type of chemical B is produced through reactions in…

A: Given - In a chemical manufacturing plant, a certain type of chemical B is produced through…

Q: A student has a savings account earning 12% simple interest. She must pay $1250 for first-semester…

A: The simple interest calculation uses the terms such as rate and amount of time for calculations. The…

Q: An item has a new selling price of P200.00 and markdown of P30.00. Find its original selling price,…

A: Explained below

Q: A particular type of bacteria grows at a rate of 59 % per day. If my dog got infected with 9000…

A: It is given that p=9,000, r=0.59 and t=14.

Q: Problem : If the failure rate of a component is 0.003/hour, determine its reliability and MTTF for…

A: Failure rate = 0.003/hour Reliability and MTTF=?

Q: Question 6 of 10, Step 1 of 1 Correct Incorrect The selling price for a classic speedboat is…

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Q: Professor Jung and Professor Min are very competitive. They want to impress their colleague…

A: We will use the formula  Speed = DistanceTime

Q: Suppose a person has a total credit card debt of $1,500 that has a 7 % yearly interest rate. This…

A: Given: To explain the correct answer of the given statement as follows,

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A: Given that the workers were paid 17 dollars per hour for work during the time period 9 am to 5 pm…

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Q: Question 2:  You currently have $6,000 saved in your bank account. You have decided to use $2100 for…

A: This is part C

Q: This question has several parts that must be completed sequentially. If you skip a part of the…

A: NOTE: Refresh your page if you can't see any equations. . l=length of the rectangle w=width of the…

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A: Given: The cost table for two different heating systems for a small home; System Cost to Install…

Q: Suppose a person has a total credit card debt of $600 that has a 18% yearly interest rate. This…

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Q: If you copy a document on a machine, you should get a similar copy. Suppose you want to reduce a…

A: Let the Original size of the document be x. Now desired document size is 16x and 25% size has…

Q: 6. Give one example of a rate that is decreasing and one example of a rate that is increasing.

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Q: Catherine de Medici wants to purchase some of your nitre stockpile. Her initial proposal is to buy…

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A: The given data is, As per U.S. Environmental Protection Agency (EPA) states that a standard washing…

Q: 1) Suppose that a photocopy machine can reduce copies to 65 percent of their original size. By…

A: We will assume the original size as x and solve accordingly to the given situation.

Q: An item is regularly priced at $55. It is now priced at a discount of 40% off the regular price.…

A: Solve for price after the discount

Q: Two auto dealers, Winston's and Car Mart, are measuring how quickly they sell cars. Both dealers…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Problem : Consider a component having a failure rate of 0.6 × 10° failures / hours. What will be the…

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Q: 3. Suppose that Katanga Motors' share of the new cars sold in Ghana is charging at the rate of f (t)…

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Q: 2. Two cars are initially 1000 miles apart on a road that runs East/West. Car A drives 40 miles per…

A: Position at initial stage: Direction:

Q: Question 2 of 15 An appliance store marks up the cost of all furniture by 310%. This past week, the…

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Q: Part A: The current ratio (assets/liabilities) of company X is 3.2. Given that the current assets…

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Q: ge of students enrolled in mathematics if the number of students  (b+71 ) out of 201 students.…

A: In this question, the concept of Percentage is applied. Percentage When computing the percentage of…

Q: On a rainy day, a girl broken up with her boyfriend after being together for eight long years. They…

A: Given: The boy is due north crying and running at a rate of 5 ft/sec and the girl is walking due…

Q: If you have a tree that is 2.5 feet tall and it grows at a rate of 1.2, what equation would five you…

A: Equation that we use y= a * bx

Q: 1. If you take 500 mg dose of aspirin, the amount of aspirin in a person's system decreases by about…

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Q: Most cinema halls empty their audience in a matter of 5 to 10 min. You are standing at the door of a…

A: In order to estimate the number of seats without going inside the cinema, we can calculate the…