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  3. one model for the spread of a rumor is that the ra

one model for the spread of a rumor is that the rate of spread is proportional to...

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Basic Math

onemodel for the spread of a rumor is that the rate of spread isproportional to the product of the fraction y of the population whohave heard the rumor and the fraction who have not heard the rumor

a small town has 1000 inhabitants at 8Am , 80 people haveheard a rumor by noon half the town has heard it. At what time will90% of the population have heard the rumor?

please solve this problem meticulously with *readable*handwriting


thank you

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