A sample originally contains 16 grams of a radioactive isotope. After 36 days, 14.8 grams of the isotope remain in the sample. What is the half-life of the isotope? Enter your answer in the box. Round your answer to the nearest day. days

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Q: You start with $4 in your investment. Your money doubles every 6 years. How much money will your…

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Q: Find the final amount of money in an account if $5, 900 is deposited at 7.5 % interest compounded…

A: From the concept of Compound interest

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A: Here the price of the computer is decreasing at a rate of 7.5% as that of the pervious year. So the…

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Q: of a small town is 6237 people. It is believed that town's popula population of the town 8 years…

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Q: Over the past several years, a city's population has been increasing at a rate of 13% per year. If…

A: Solution:

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Q: CALCULATE THE COOLING RATE, if the person found dead at 7:50 am. The room temperature is 68 degrees,…

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Q: how much bacteria is present after 20 minutes? show working out

A: how much bacteria is present after 20 minutes?

Q: The half-life of Palladium-100 is 4 days. After 16 days a sample of Palladium-100 has been reduced…

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Q: matt is saving for a new car. He invests P70,000 into an account that pays 3% interest compounded…

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Q: Eros Industries bought a laser printer for $3400. It is expected to depreciate at a rate of 12% per…

A: To find the printer value after 6 years Formula used :- A=(P(1-r/100)t R= rate of depreciation…

Q: For an account that earns simple annual interest, find the interest and the balance of the account.…

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Q: Eros Industries bought a laser printer for $3400. It is expected to depreciate at a rate of 12% per…

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Q: The value of investments in the stock market change daily.  Suppose you buy a stock for $4,437.  It…

A: percentage

Q: The value of investments in the stock market change daily. Suppose you buy a stock for $2,487. It…

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Q: You buy a new car for $30,000. It depreciates (decreases in value) 10% every year. In your notes,…

A: We will solve the following. *There's no table given.

Q: The weight of a bar of soap decreases by 2.5% e

A: Given: The new bar weight 100 gm.

Q: A vehicle purchased for $32500 depreciates at a constant rate of 9%. Determine the approximate value…

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Q: A sample of music has 18 beats in the first 10 seconds. The song has beats per minute.

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Q: Each side of a square is increasing at a rate of 3 cm/s. At what rate (in cm²/s) is the area of the…

A: We know that the area of the square is: A=b2 Where; b is the side of the square.   The Power law:…

Q: A colony of bacteria originally contains 200 bacteria. It doubles in size every 30 minutes. How many…

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Q: A bank pays 1% interest on savings accounts four times a year. The effective annual interest rate is…

A: In this question, we need to find the effective annual interest rate. Effective annual interest rate…

Q: A scientist models the number of grams of a radioactive substance with the ex is the number of days…

A: Given that: Number of grams of a radioactive substance, N=1512d5

Q: A colony of bacteria originally contains 600 bacteria. It doubles in size every 30 minutes. How many…

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Q: 10. Algebraically determine how long, to the nearest tenth of a month, it takes the smartphone to be…

A: Use log properties to solve the question.  Log table or log calculated needs to be used.

Q: a lathe is purchased by a workshop for 2500. it depreciates by 20% each year. find the value of the…

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Q: Maxwell has deposited $125 into a savings account each month this year. He plans on depositing $15…

A: Observe that, In first year, Maxwell deposited each month $125 and he deposited more each month is…

Q: A laptop computer is purchased for $1800. Each year, its value is 75% of its value the year before.…

A: Let's find.

Q: A lathe is purchased by a workshop for €2500. It depreciates by 20% each year. Find the value of the…

A: A lathe is purchased by a workshop for 2500 euros. It depreciates by 20% each year. We have to find…

Q: A car is purchased for $13,000. Each year it loses 30% of its value. After how many years will the…

A: The given question is solved below.

Q: Jason bought a new truck at $25,000. The truck depreciates 15% of its value continuously each year.…

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Q: You invest $1400 into an account that earns 8% annual simple interest. How long until your…

A: To find time we use simple interest formula for it. That is  A=P(1+rt).  We got the final answer is…

Q: Anna deposits $5,000 in the bank. Each month thereafter she deposits $500 a month. Determine how…

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Q: A car is purchased for $49,000. Each year it loses 30% of its value. After how many years will the…

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Q: At age 20, someone sets up an IRA (individual retirement account) with an APR of 6%. At the end of…

A: Soled  above problem.

Q: The half-life of Palladium-100 is 4 days. After 24 days a sample of Palladium-10C mass of 1 mg. What…

A: Given that: Half life, t1/2=4 daysAfter 24 days, sample reduced to 1mg

Q: The half-life of Palladium-100 is 4 days. After 20 days a sample of Palladium-100 has been reduced…

A: The half-life model is given by: A=A012tλ...(1) where, A is the amount of substance A0 is the…

Q: A typical combine harvester sells for $500,000.  If the value of the combine depreciates 5.59% each…

A: It is given that the typical combine harvester sells for $500,000. The rate of depreciation is 5.59%…

Q: A car is purchased for $42,000. Each year it loses 30% of its value. After how many years will the…

A: This question can be solved using the concept of compounded depreciation.

Q: age 25​, someone sets up an IRA​ (individual retirement​ account) with an APR of 4​%. At the end of…

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Q: The population of the Philippines doubled in the last 30 years from 1967 to 1997. Assuming the rate…

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