QUESTION 6 The amount A, in milligrams, of a drug in the body t hours after taking a pill is given by A(t)= 30(0.79). After how many hours will there be 5 milligrams left in the body? Give your answer as a decimal, rounded to 3 places after the decimal.

Q: the law of exponential 2. Suppose a population of insects increases according to growth. There were…

A:

Q: Radioactive radium has a half-life of approximately 1,599 years. The initial quantity is 17 grams.…

A: A(t)=A0(0.5)th A0 is the initial valueh is the half lifeA(t) is the amount after a time of t .

Q: Score: 0 of 1 pt Ques 4.5.1 The exponential model A = 617.2 e0.008t describes the population, A, of…

A: Given, Exponential ModelA=617.2e0.008t

Q: Bobby is working in a lab testing bacteria populations. After starting out with a population of 266…

A:

Q: QUESTION 5 The amount A, in milligrams, of a drug in the body t hours after taking a pill is given…

A: Consider the provided question,

Q: The equation for the half life of carbon 14 is a(1/2)t/5730 . Rewrite this equation with a base of…

A: To Rewrite this equation with a base of e.

Q: The half-life of a radioactive substance is 8.93 years. If 6 grams of the substance is present now,…

A: In this question we are given with the equation and we are also given with the half life time with…

Q: The half life of radon in 4 days . From a sample of 450g determine an equation that can be used to…

A: The half life is the time period in which the half of the initial quantity of substance is consumed…

Q: Complete the table for the radioactive isotope. (Round your answers to two decimal places.)…

A: Complete the table for the redioactive isotope

Q: When the population growth of a certain city was first studied, the population was 22 000. It was…

A: Given that population =22000 find out the population of the city gets double and triple.

Q: Complete the table shown to the right for the half-life of a certain radioactive substance. Decay…

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Q: As part of a lab experiment, Sam needs to grow a culture of bacteria, which are known double in 11…

A: The answer is found in step-2.

Q: ine-131 has a half-life of 8 days. If you start with a sample of 10 grams of lodine 131 how long w…

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Q: 4.00 C of charge passes through a length of wire in exactly 4 minutes. What is the current in that…

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Q: 3. The amount A, micrograms of a certain radioactive substance remaining after t years decreases…

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Q: An unknown radioactive element decays into non-radioactive substances. In 920 days the radioactivity…

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Q: Wilbur is working in a lab testing bacteria populations. After starting out with a population of 323…

A: Write the general  equation of population growth and use given data.

Q: QUESTION 5 I open the valve in my rain barrel to water my garden. Every 5 minutes, the volume of…

A: According to the provided information, the volume of the water in the barrel decreases by 10.5…

Q: QUESTION 1 y. if our compound interest formula is solved for a. we get mt How much money would have…

A: We have the formula a=y1+nmmt Here,  a is the principal amount or the amount invested y is the total…

Q: Part A Which number in the equation indicates the growth rate? O 300 e O 0.75 O time Part B…

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Q: Over the first 11 days of the month, Alexandria used 2.11 CCF of water.  If she continues at this…

A: Over the first 11 days of the month, Alexandria used 2.11 CCF of water.

Q: Radiocarbon dating is effective on specimens up to 40,000 years old. In 1952, a nuclear chemist was…

A: Given:The chemist  was trying to determine the age of scroll at 1952Carbon-14  has a half-life of…

Q: Question 6 Decimal numbers allowed! The exponential increase of a cell culture can be described in…

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Q: Question f money is invested in an account earning 3.15% annual interest that is compounded…

A: Given that a money invested in an account earnings 3.15% annual interest that is compounded…

Q: Half-Life 3753 years Decay Rate, k Complete the table shown to the right for the half-life of a…

A: we have to solve the prblem

Q: Question 3 When we take medicine, the drug concentration leaves our blood sttream at an exponential…

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Q: After the release of radioactive material into the atmosphere from a nuclear power plant in a…

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Q: The amount of​ carbon-14 present in a paint after t years is given by y=yoe−0.00012t. The paint…

A: Exponential decay

Q: When will the fox population reach 75 individuals? (Round your answer to two decimal place The fox…

A: NOTE: Refresh your page if you can't see any equations. . to find the initial population take t=0…

Q: People in a math class took a final test and then took equivalent forms of this test at monthly…

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Q: Carbon-14 has a half-life of 5,730 years. A fossil is found that has 18% of the carbon-14 found in a…

A: The required formula is A=P12tt12 where,  A= final amount P=initial amount t=time/age of the fossil…

Q: Use the approximate half-life formula for the case described below. Discuss whether the formula is…

A: Given that, the population of the elephant decline by 8% per year.

Q: QUESTION 4 After graduation, Emily opened a retirement account with a 7.25% APR (annual percentage…

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Q: Complete the table shown to the right for the half-life of a certain radioactive substance. The…

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Q: Question 2 The table shows input and output values of an exponential function f(x). 2 -3 -2 -1 0.5…

A: An exponential function is given as: y=abx , where a= initial value , x=time period (independent…

Q: Question 1 6 Points A small ice cream business earns $29058 profit during the two months of July and…

A: Percentage

Q: A population grows at a rate of 18% each week. After how many weeks will this population double?…

A: as per guidelines, we will solve the first question only. Let P(t) denotes the population after t…

Q: Find the missing value for the radioactive isotope. (Round your answer to two decimal places.)…

A: Solve for the initial quantity

Q: Question 2 The population P of a city grows exponentially according to the function P(t) =…

A: The objective is to find the population to the nearest year when the population will reach 15000.

Q: Earthquake A had a magnitude of 8.1 on the Richter scale. At the same time an earthquake B with…

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Q: Question 4 Over the first 12 days of the month

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Q: (4 points) In the year 2005, a picture supposedly painted by a famous artist some time after 1775…

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Q: The half-life of radium is 1590 year. If 10 grams is present now, how much will be present in 50…

A: Solve the given problem.

Q: The decay rate of a certain radioactive isotope is 13% per year. a) What is its half-life? Round to…

A: (a) Given that, the decay rate of a certain radioactive isotope is 13% per year. Let the initial…

Q: Question 2 Solve the following problem. Round to one decimal place if necessary. If your answer is…

A: Given:…

Q: Complete the table for the radioactive isotope. (Round your answers to two decimal places.)…

A: NOTE: Refresh your page if you can't see any equations. . here the half-life is given  so use the…

Q: Complete the table for the radioactive isotope. (Round your answers to two decimal places.) Amount…

A:

Q: An Egyptian papyrus is discovered and it is found that the ratio of 14C to 1²C is 65% of the known…

A: Given that an egyptian papyrus is discovered and it s found that the ratio of C14 to C12 is 65% of…

Q: Exponential growth occurs when 1 < r. If P = (625)(1.2)t, then find P0 = _________ P1 = _________…

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Q: The amount of carbon-14 present in a paint after t years is given by y yo e00KK12 The paint contains…

A: y=y0 e-0.00012t