Thu half life of a decayingq Substonee isthe amount of time it talcos forthe substance to reduced to half of its original amaunt, If a Substance hes a half life of 800 yeors, and there are 20 mg present now, how long will it talco for the Substance to be redučed to 10 ma

Q: exact doubling time of: a nation of 100 million people is growing at a rate of 4% per year. What…

A: N0=100×106=108Nt=1081+4100t, where t is in yearsN15=1081.0415=180094350 people

Q: Find the value of the given exponential for the indicated values of the variable. 10t/2 (a) 10/2=…

A: 10t/2   , for t=-2 10-2/2 = 10-1=1/10= 0.110t/2   , for t=-2   10-2/2 = 10-1=1/10= 0.1

Q: f) The population of a town grows at the rate of 3% per year (compounded continuously). How long…

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Q: $400 invested at 7% compounded continuously after aperiod of 3 years

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Q: A Bank offered 1 3/4% interest on savings accounts compounded continuously. How much is a $5000…

A: The formula used for evaluating the amount accumulated on the amount saved in the bank compounded…

Q: Solve the problem. 25) The charcoal from a tree killed in a volcanic eruption contained 62.1% of the…

A: Given that the half life= H= 5700 years  Let, initial amount= P So the final amount=A= 62.1% or P…

Q: The time it would take for a given sum of money to be triple at i=5% per year compound interest is…

A: Topic = Algrbra

Q: A person invest in an account with interest compounded continuously according to the formula A- f(t)…

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Q: A rare isotope of a nuclear material is very unstable, decaying at a rate of 11% each second. Find…

A: We have to find the remaining of isotope after 12 seconds of 6 grams of it's creation.

Q: The value of a savings bond is growing by 2.8% per year compounded continuously. At this growth…

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Q: A building was bought for $130,000 and sold 17 years later for $470,000. What interest rate…

A: We will find which formula is appropriate and what should be the next logical step as following.

Q: How long (in years) will it take a $300 investment to be worth $400 if it is continuously compounded…

A: