2. The average adult spends 7 hours every night sleeping. If it is estimated that 20% of sleep is spent in deep sleep, how much time (in days) are spent in deep sleep each year?

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A: The half-life of carbon-14 is 5700 years. The decay constant, k is defined to be

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A: Population of Kenya in 2009 =39.8 millionrate=2.6%

Q: HOw old iSamummy that has lost 497. Carbon-14, The half-life for Carbon-14 iS 5 730 years.

A: Given query is to find the the age of the mummy.

Q: 1/3 of 18

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Q: How much does the risk increase for each year of age advance?

A: The estimated regression equation is  ŷ = -91.8 + 1.077x1 + 0.252x2 + 8.739x3. where x1 represents…

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Q: ccm 56 19 It is estimated that each guest at a party will eat 5/8 pounds of chocolates. How many…

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A: The graph for the model is shown below. From the graph it is clear that the function is not good…

Q: The monthly usage for a component supplied to a medical equipment manufacturing plant is 4718 parts.…

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Q: San Diego, California had an estimated population of 1,322,000 in 2012. Assuming that the population…

A: Given query is to find the population of California in 2017.

Q: 5. A recent article stated that San Francisco rents dropped 3.2% each month from April 2020 through…

A: Since. rent drop by 3.2% each month there will be a multiplication factor of 1-3.2% for next month…

Q: Marcus buys the digital edition of Play Station 5 for 69,950Php. Its value decreases by 2% annually.…

A: Annual Depreciation : A = P1+r100n where A is the final value. P is the principal value. r is the…

Q: 1. If 25% of a radioactive substance disappeared in 10 years, how long did it take for 60% of the…

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Q: If a startup churns 5.6% of its customers each month, then what is the average lifetime of a…

A: Given information: It is given that, the start-up churns 5.6% of its customers each month. Here, the…

Q: 4. The sales, in millions of pesos, of a certain company are shown in the table below. Year 1 2 4 7…

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Q: Suppose that Colorado population grows consistently at 2.4% per year. If the 2021 colorado…

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Q: A bunch of hooligans dump 164 pounds of  pizza boxes into a lake. If the pizza boxes dissipates at a…

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