The number of people infected by disease grows at a rate of 4% per week Which is true?Group of answer choicesThis is a variable rate of growth.No conclusion on the rate of growth can be made.This is a constant rate of growth.This is neither a constant nor variable rate of growth.

The population of the town grows at a rate of 2.2% per year. Which is true?Group of answer choicesThis is neither a constant nor variable rate of growth.This is a variable rate of growth.No conclusion on the rate of growth can be made.This is a constant rate of growth

Every month our family business adds $700 worth of goods to our inventory. Which is true?Group of answer choicesThis is a variable rate of growth.This is neither a constant nor variable rate of growth.No conclusion on the rate of growth can be made.This is a constant rate of growth.

The current birth rate per thousand is 52, whereas corresponding death rate is 31 per thousand. The net growth rate in terms of population increase in percent is given by?

A bacteria culture initially contains 100 cells and grows at a rate proportional to its size. After an hour the population has increased to 420.(a) Find an expression for the number of bacteria after t hours.P(t) = 100·4.2t (b) Find the number of bacteria after 4 hours. (Round your answer to the nearest whole number.)P(4) = bacteria(c) Find the rate of growth after 4 hours. (Round your answer to the nearest whole number.)P'(4) = bacteria per hour(d) When will the population reach 10,000? (Round your answer to one decimal place.)t = hr

Which of the contexts below represents linear growth?AnswerMultiple Choice AnswersA town's population shrinks at a rate of 7.8% every year.A sunflower was growing at a rate of 2.25 inches per week.An elevator descends at a rate of 12 feet per second.A coin collection appreciates at a rate of 7.2% per year.