SOLUTION: If all who hear a rumor repeat it to 2 people a day, and if 10 people start the rumor, then number of people N who have heard the rumor after t days is given by N(t) = 10(3)^t. Aft

Question 292698: If all who hear a rumor repeat it to 2 people a day, and if 10 people start the rumor, then number of people N who have heard the rumor after t days is given by N(t) = 10(3)^t. After what amount of time will 2000 have heard the rumor?
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
N(t) = 10(3)^t
.
Set N(t) to 2000 and solve for t:

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