If a wet sheet in a dryer loses its moisture at a rate proportional to its moisture content, and if it loses half of its moisture during the first 10 minutes of drying, when will it be practically dry, say, when will it have lost 99% of its moisture?

Q: a certain culture of organisms grow at a rate proportional to the number present. If it is known…

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Q: 1 In x dx =

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Q: If the growth rate of the number of bacteria at any time t is proportional to the number present at…

A: Here we have to find the no of bacteria expected after two weeks.

Q: A certain forest covers an area of 2100  km2 . Suppose that each year this area decreases by 9% .…

A: ANSWER:

Q: In 1960, per-capita GDP in Japan was 1/3 of that in the UK. By 1990, Japan and the UK had equal GDP…

A: In 1960, per-capita GDP in Japan was 1/3 of that in the UK. By 1990, Japan and the UK had equal GDP…

Q: A bacterla colony starts with 20 bacterla and grows continuously at a rate of 28% per hour. a. How…

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Q: 1) A meteorologist models the height of a hot air balloon launched from the ground. The model…

A: We will form a series to represents height travelled by balloon in each successive minute .

Q: C. The rocket is not to be re-used again if the total number of maintenance visits exceed 50, then…

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Q: At current growth rates, the earth’s population is doubling about every 69 years. If this growth…

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Q: There are 5,000 wolves in the park, but their population is expected to decay at a rate of 8% per…

A: Given, initially , wolves in the park = 5000 Decay of population = 8% per year finally , wolves in…

Q: 100 mg of a medication is administered to a patient. After 7 hours, only 22 mg remains in the…

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Q: A bacteria decreases at a rate of 15% continuously when exposed to ultraviolent light. If a culture…

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Q: A bacteria culture under pressure has started to dissipate in size. The bacteria culture started…

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Q: Assume that in a certain country, the rate at which jobs are created is proportional to the number…

A: Explanation: Suppose that number of jobs  = N Here given that, the rate at which jobs are created is…

Q: A certain bacteria culture grows at a rate proportional to its size. If 10,000 bacteria grow at the…

A: Given: A certain bacteria culture grows at a rate proportional to its size.

Q: The population of Jefferson City is 95,000. Assuming a growth rate of 2.5% pee year, what will the…

A: Given that population of Jefferson city is P=95,000.  growth rate is R=2.5% per year we have to find…

Q: A small town is known to grow its population at a rate proportional to the population at any time.…

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Q: The population of a certain town is known to increase at a rate proportional to the number of people…

A: Let the population at time t be 'P' Now, as per the given data dPdt∝P⇒dPdt=kP

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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Q: If in the year 2000 there were 1.26 million metric tons of beef produced and demand is growing at a…

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Q: 3. A small metal bar, whose initial temperature was 20° C, is dropped into a large container of…

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Q: A species is considered to be endangered if it is expected to be extinct within 20 years. A…

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