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(136.1406/56.0774)x + (136.1406/100.0869)(0.1663-x) = 0.2867
solve for X
(136.1406/56.0774)x + (136.1406/100.0869)(0.2025-x)=0.2867
solve for X
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- The federal tax code allows some items used for business purposes to be depreciated. That is, their taxable value decreases over time. A new van used in your delivery business has a taxable of The tax code allows you to depreciate this van by $2100 per yearFind a formula that gives the taxable value , in dollars, of the van after n years of depreciationThe population of a certain country is known to increase at a rate proportional to the number of people presently living in the country. If after two years the population has doubled, and after three years the population is 20,000, find an expression for the approximate population of the country at any time and estimate the number of people initially living in the country.Element X is a radioactive isotope such that every 4 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 300 grams, how long would it be until the mass of the sample reached 90 grams, to the nearest tenth of a year?
- A culture of bacteria is known to grow at a rate proportional to the present amount. After one hour 100 bacteria are observed in the culture, and 3,000 after four hours. Find the expression for the number of bacteria present in the culture at any time tThe life expectancy of a new born kid increases at a rate of 1.5 years for every day the kid is alive during the first 60 days after being born. The expectancy reduces by 0.5 year for every day the kid is ill during these first 60 days. The initial life expectancy of a newborn kid is 10 years. What is the life expectancy of a kid born on a Tuesday, after 37 days of being born (assume the kid is alive on the 37th day) if the kid falls ill on every Sunday?Element X is a radioactive isotope such that every 70 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 610 grams, how much of the element would remain after 17 years, to the nearest whole number?
