3x + 나y는 10 to Qx +3y = 7 %3D

Q: A total of $12000 was invested, part of it at 9% and the rest at 7.5%. Thetotal interest after one…

A: Let $x was invested at 9% and $(12000-x) was invested in 7.5% So interest earned from 9% is = 9% of…

Q: A company's annual production of ethanol, used as fuel for automobiles, was 5.2 million gallons in…

A: We jave to find the time at which the production raises to 37M gallons

Q: Ms. Jonas invested an amount of $13900 divided in two different investments A and B at the simple…

A: Let the investment A be x, then the investment B becomes $(13,900-x) as Mr. Jonas invested an amount…

Q: 2) % is how many times larger than ¾6?

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Jorge decides to invest $4600 in a savings account, one that compounds interest quarterly at a rate…

A: Given data: P=$ 4600 Time, t = 5 years Case 1) If interest is compounded quarterly. Rate of…

Q: Brand A: X1 = 37,900 kilometers, s, = 5000 kilometers S1 X2 = 39,900 kilometers, Brand B: S2 = 6000…

A: Given observation

Q: An individual wants to deposit $113000 into two investment accounts. One account pays 6% annual…

A:

Q: On the market, I sold 12 bushels of corn and bought 5 bushels of wheat, and in net I earned 1510…

A: Let the cost of 1 bushel of corn and 1 bushel of wheat be x and y respectively. According to…

Q: A man invested $20,000 in the bank. Apart ofit was invested at 5% and the rest at 10%. The total…

A: Introduction :Given , amount invested in the bank = $20,000investment rates are given as 5% and…

Q: In Grade 1l-Einstein there are 49 students, where there are forty-one female students. Find the…

A: We Know that  Ratio is the quantitative relation between two amounts showing the number of times one…

Q: Maria invests a total of $26,000 in two accounts. The first account earned a rate of return of 13%…

A: Given, Total amount invested = $26,000 First account earned a rate of return of 13% Second account…

Q: Sergio's body metabolizes caffeine at a rate of 12.9% per hour (so the amount of caffeine in…

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Q: When Brad was born, his Grandma put $1,500 in a new account for him. Since then, the balance of the…

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Q: If ​$9000 is invested at 6​% annual simple​ interest, how much should be invested at 9​% annual…

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Q: A building worth ​$833,000 is depreciated for tax purposes by its owner using the​ straight-line…

A: the given equation is here we have y=727400

Q: Solve for x. 2 olve for x. 15

A: Problem 1 Formula to be used AB×AC=AD×AE

Q: late the cost of each processor die if the cost of wafer is $500. Percentage of good dies among…

A: Die Cost=Wafer Cost(Dies Per Wafer x Die Yield)  Here cost of wafer is $500. Dies per wafer=50. 7…

Q: "The central 50% of employees work between 12.5 hours of overtime." C. and

A: Using the given data Find ( c ) The central 50% of employees work between  ? and ? hours of…

Q: 5000

A:

Q: How much money will be in the account of Mr. Jinyoung Park at the end of three years, if he invested…

A: Given:- If invested ₱5,000 in an account paying 8% annually for three years To find:- How much money…

Q: 8. Differentiate y = 2*-*

A:

Q: Accidentally, a dog has taken in excess vitamins. The usual amount of vitamins in the dog's body is…

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Q: The first cost of an electric rebar bender is P392,000 and a salvage value of P40,000 at the end of…

A: Given information Pw=P392,000 r=5.4% ⇒r=5.4100=0.054 And n=4 years The annual cost is given by…

Q: VE Gx+5

A:

Q: Two inlet pipes can fill an empty swimming pool in 3 days and 6 days, respectively. A pump can empty…

A: Two inlet pipes can fill an empty swimming pool in 3 days and 6 days, respectively. A pump can empty…

Q: Find three positive numbers that sum to 150 with the greatest possibleproduct of the three.

A: Given: we to find three numbers that sum to 150

Q: 4. A car costs Php 800,000. Find its value after 4 years if it depreciates 20% of its cost per year.

A:

Q: How Much Should Be Invested To Have 6000 Pesos After 180 Days When Invested At 12% Simple Interest?

A: Simple Interest Equation : A = P(1+rt) Where A = Total Accrued Amount (principal + interest) P =…

Q: The Escherichia coli culture (better known as E. coli) doubles every 40 minutes. If 30 E. coli are…

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Q: Solve ln2+lnx=5ln2+lnx=5. Round to the nearest thousandth, if necessary

A: Logarithmic Rule : ln(m)+ln(n)=ln(mn)

Q: There is a machine that costs $3178, has a life of 6 years and no salvage value. The capitalized…

A:

Q: express 20 as the sum of two positive numbers such that x^3 + y^2 is as small as possible

A: To express 20 as the sum of two positive numbers such that x3+y2 is as small as possible. Let the…

Q: How many kg of rice costing *8 per kg must be mixed with 36 kg of rice costing * 5.40 per kg so that…

A: The expression y percent gain on x is same as: x1+y100.

Q: Each apartment in a building rents for 600 - d dollars per month. What is the monthly income from…

A: Each apartment in a building rents for 600-d dollars per month.

Q: About how many seconds would it take to breathe one billion times if you were breathing at a rate of…

A:

Q: A total of $11000 is invested, part of it at 6.8% and the rest at 8.2%. Thetotal interest after one…

A: Let $x invested in 6.8% and (11000-x) invested in 8.2% So total interest earned is: 6.8% of x + 8.2%…

Q: The number of banks in the country for selected years from 1980 to 2009 is given by y = -378.9x +…

A: Given,           The number of banks in the country for selected years from 1980 to 2009 is given by…

Q: Suppose that customers will buy q units of a product when the price is (40−q)/5 dollars each. 1.…

A: For any sale of items, net revenue is the total amount generated after selling the product. It is…

Q: A pre-paid cell phone company charges $16.8 as a monthly access fee and $0.19 per minute of calling…

A: Let the number of minutes of call time be x  & Monthly cost = C  Monthly access fee = $16.8 Cost…

Q: Theodore invests a total of $4,500 in two accounts. The first account earned a rate of return of 13%…

A: Let $x be invested in first account, then amount invested in second account is $4,500-x. Given that,…

Q: Two students appeared at an examination. One of them secured 9 marks more than the other and his…

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Q: a person plans to invest three times as musch in an account at 3.1% interest as in account at 13%…

A: A person plans to invest three times as much in an account at 3.1% interest as in account at 13%…

Q: A total of $6000 is invested for 5 yr with a total return of $1080. Part of the money is invested in…

A: The formula for simple interest is

Q: Suppose $50,000 is divided into two bank accounts. One account pays 4% simple interest per year and…

A:

Q: The variable costs on a new product will be $60 per unit and the fixed costs are estimated to be…

A: Consider the provide question, The break-even formula is given by, Let S = Selling price v =…

Q: The half-life of a radioactive isotope is the time it takes for a quantity of the isotope to be…

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Q: The half-life of oxygen-22 is 2.25 seconds. If there is 8 liters of oxygen-22, how long will it take…

A: Given, The half-life of oxygen-22 is 2.25 seconds Initially we have  8 liters of oxygen-22 Finally…

Q: Max. Z=10 X, +15X2 S.T 6x1+4x2 <30000 2x1+4x2 2 20000

A:

Q: Suppose you invested $1100 in the stock market 2 years ago. During the first year, the value of the…

A: