Math
posted by Chris .
I can't calculate 1 as the answer given to the following problem. I keep getting 2. Can you show me where am I going wrong?
The spread of rumor among 100 people can be approximated by the equation log10(x) – log10(100x) = (0.1)t – log10(90), where x is the number of people who have heard the rumor after t days. How many people have heard the rumor after 10 days?
Respond to this Question
Similar Questions

Algebra
 ok... we keep getting this one wrong: Solve the following equation for x. Write your answer as a fraction in simplest form. 6(x5)=2x86(3x5) What is it you don't understand about this? 
alg.
Find the slope of the line passing through the points (–2, 1) and (3, 9). I know the equation to figure this out is: m = y(2) + y(1)  x(2) + x(1) but its a multiple choice question and my answer is not the same as the … 
Relationships
1.When you spread a rumor about so and so like so and so. What do you do when you get in trouble because everybody is thinking about the rumor and spreading it. What would you do? 
calculus
A rumor spreads through a population in such a way that "t" hours after the rumor starts, the percent of people involved in passing it on is given by P(t)=100[e^(t)e^(4t)]. What is the highest percent of people involved in spreading … 
physics
i am going a center of gravity problem, with the x=w1(x1)+w2x2..../ W1+W2.. and i keep getting the wrong answer can someone please tell me what i am doing wrong this is the problem:Four objects are situated along the y axis as follows: … 
Math
The number, N, of people who have heard a rumor spread by mass media by time, t, is given by N(t)=a(1−e−kt). There are 6 million people in the population, who hear the rumor eventually. If 5% of them heard it on the first … 
Calculus
The number, N, of people who have heard a rumor spread by mass media by time, t, is given by N(t)=a(1−e−kt). There are 6 million people in the population, who hear the rumor eventually. If 5% of them heard it on the first … 
Calculus I, differentiation
The number, N, of people who have heard a rumor spread by mass media by time, t, is given by N(t)=a(1−e−kt). There are 6 million people in the population, who hear the rumor eventually. If 5% of them heard it on the first … 
Precal
The number of people in a town of 10,000 who have heard a rumor started by a small group of people is given by the following function: N(t) = 10,000/(5 + 1245e.97t) 14. How many people were in the group that started the rumor? 
Math
In a community of 800 people the rate at which a rumor spreads is jointly proportional to the number of people who have heard the rumor and the number of people who have not heard it. Given that the rumor is spreading at the rate of …