The combined yearly interest for x dollars invested at 12% and y dollars invested at 9% is represented by

Q: A population grows logistically. There were 5 000 individuals, after 10 days their number arose to 8…

A: When the rate of any increasing substance keeps on increasing, then the substance is said to follow…

Q: The Acme Widget Company has found that if widgets are priced at $245, then 4800 will be sold each…

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Q: Find two positive numbers, x and y, whose sum is 100 and whose product is as large as possible.

A: Let the two positive numbers are x and y. Now, Their sum is 100. That is,          x+y=100⇒y=100-x

Q: In a company's first year in operation, it made an annual profit of $432, 000. The profit of the…

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Q: how long did John’s father investment have to grow from the day it was open until the day it was…

A: Given,  On John, first birthday (March 1, 1984) his father opened an investment account with Initial…

Q: A population grows logistically. There were 5 000 individuals, after 10 days their number arose to 8…

A:

Q: The time required to process a shipment of goods at Wal-Mart varies directly with the number of…

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Q: A total of $27000 is invested, part of it at 12% and the rest at 13%. Thetotal interest after one…

A: Let $x was invested in 12% so (27000-x) was invested in 13% After one year interest from 12% account…

Q: Suppose the price P, in peso, of a Honda Civic EX-L sedan that is x years old co by P(x) = 1,113,250…

A: Given that:Price of car is modeled as well P(x) =1113250(0.90) x

Q: suppose chad had 5000 to invest. if he invested 3000 at 5% interest at what rate would he have to…

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Q: A total of $6000 is invested, part of it at 4.25% and the rest at 5.75%. Thetotal interest after one…

A: Let $x was invested in 4.25% and (6000-x) in 5.75%  So the total interest earned is: 4.25% of x +…

Q: You are taking an 800-mg dose of an antibiotic every 8 hours. Your body eliminates 50% of the drug…

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Q: Logan invests $4000 at an annual interest rate of 6%.How much money will she have after 10 years if…

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Q: A total of $18000 is invested, part of it at 6% and the rest at 9%. The totalinterest after one year…

A: Let $x was invested in 6% and (18000-x) in 9% So total interest earned after 1 year is: 6% of x + 9%…

Q: The units produced for 2018 (100000) units and at 2019 (90000) units, the total wages and cost…

A: Given: Units produced in 2018 - 100000 Units produced in 2019 - 90000 To find: Pi 2018

Q: An investor invests 5000 dollars at 10% and the rest at 5%. How much was invested at 5% if the yield…

A: An investor invests 5000 dollars at 10%, which is one-fifth of the amount.

Q: A total of $50000 is invested, part of it at 5% and the rest at 7.5%. The totalinterest after one…

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Q: At 12:00 noon, there were 200 bacteria present. By 4:00pm, there were 379 bacteria. If the bacteria…

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Q: At the start of 2010, an online social group had 360 million members. Subsequently, new members…

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Q: A total of $15000 is invested, part of it at 8% and the rest at 11%. The totalinterest after one…

A: We are given, a total of $15000 is invested. Let us assume that x be the part which is invested at…

Q: How long will it take P 12.00 to be 3 times its value if invested at the rate of 6%

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Q: Suppose you have a clothes dryer that uses 4000 watts of power and you run it for an average of 1…

A: Given :             Power P = 4000 watts             1 kilowatt/hour  = 14cent

Q: How long will it take an investment of $8,000 to grow to $10,000 if the investment earns interest at…

A: The compound interest formula ( if the interest is compounded on daily basis) is given by:

Q: A total of $17500 is invested, part of it at 7.25% and the rest at 6.5%. Thetotal interest after one…

A: Let $x was invested in 7.25% and (17500-x) in 6.5%  So total interest earned is: 7.25% of x + 6.5%…

Q: Suppose that you currently own a clothes dryer that costs $30 per month to operate. A new efficient…

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Q: The population (in millions) of the United States between 1970 and 2010 can be modeled as p(x) =…

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Q: The current population of a small town is 4,700 and is declining at a rate of 1.7% a year what will…

A: The general form that represents the exponential decay is as follows. Pt=P01-rtPt is the population…

Q: An investment grows from $10,240 to $10,700.80 in one year. If the investment continues to grow at…

A:

Q: Find two positive numbers, x and y, whose product is 100 and whose sum is as small as possible.

A: Suppose x and y be the positive numbers whose product is 100 So, xy=100 Then, y=100x…

Q: Suppose Chad has $5000 to invest. If he invests $3000 at 5% interest,  at what rate must he invest…

A: Suppose Chad has $5000 to invest. If he invests $3000 at 5% interest

Q: The population of Weston is currently 7,000. But the population is shrinking according to the…

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Q: You have $50,000 and wish to invest part at 10% and the rest at 6%. How much should be invested at…

A: You have $50,000 and wish to invest part at 10% and the rest at 6% To find: How much should be…

Q: Suppose chad has $5000 to invest. If he invest $3000 at 5% interest, at what rate must he invest the…

A: solution of the given problem is below...

Q: The combined yearly interest for x dollars invested at 12% and 30,000 - x dollars invested at 9%…

A: Given Data The interest rate for x dollars invested is n1=12%. The interest rate for 30000-x dollars…

Q: The half-life of a radioactive substance refers to the amount of time it will take for the quantity…

A:

Q: A retailer currently sells 78 gallons of sanitizer per day at a price of 58 per gallon. Market…

A: A parabola concave downward has maximum at it vertex

Q: The 1990 earthquake in Dagupan City had a magnitude of 6.9. While the 2013 earthquake that occurred…

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Q: If Ben invests $3500 at 4% interest per year, how much additional money must he invest at 5% annual…

A: Let x be additional money invested. Use the appropriate formula of simple interest each year equal…

Q: Jane has twice as much money invested at 5% annual intrest as she does at 4%. If her yearly income…

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Q: The fixed costs incurred by a small genetics research lab are $200,000 per year. Variable costs are…

A: Given annual cost=$300,000  fixed cost=$200,000 variable cost=60%×300000=$180,000

Q: The population of some native bees is declining at a rate of 6% per year. If there are 15 300 bees…

A: Given- The rate of declining =6%, intial bees in the hive = 15,300. To Find- The number of bees in…

Q: The shelf life of a perishable commodity varies inversely with the storage temperature. If the shelf…

A: Shelf life of a perishable commodity≈1storage temperature   At 10 degrees C:                  Shelf…

Q: Aman invested $20,000 in the bank. Apart of it was invested at 5% and the rest at 10%. The total…

A: total amount invested $20,000 and consider the time is 1 years for which the money is invested  Let…

Q: If a country with a growth rate of 2.8% can double its population size in 24 years, then how long…

A: If a country with a growth rate of 2.8% can double its population size in 24 years, then how long…

Q: In​ 2000, the population of a city was 75,000. The population had grown to 108,000 by 2010. If the…

A: Let t= number of years after 2000So, for 2010 , t= 2010-2000=10And for 2024 , t= 2024-2000=24

Q: A population grows logistically. There were 5 000 individuals, after 10 days their number arose to…

A: Let P(t) denotes the number of individuals in the population after t days. Given that:      P(0) =…

Q: An investment grows from $10,240 to 10,700.80 in one year. If the investment continues to grow at…

A: We will find out the required value of the time.

Q: A $25000 investment has grown by 11% annually since January 1, 2020. When will the investment reach…

A: A $25,000 investment has grown by 11% annually since January 1, 2020. When will the investment reach…

Q: A company that manufactures compact discs has fixed monthly overhead costs of $60,000. Each disc…

A: Assume d be a number of discs produced and sold for a profit of at least $30,000 Profit = Income -…

Q: The half-life of a radioactive substance refers to the amount of time it will take for the quantity…

A: Assume the starting year to be 2015. According to the given information, N0=100t12=20