In a village, the cases of a particular infectious
disease have been exponentially decreasing at
a rate of 90% per year since the people started
receiving the vaccine. If there were 100 cases
in the village to start with, predict the number
of cases after 3 years.
First, complete the equation:
Remaining Amount = 100(1 -0.90)3
Now solve.
Remaining Amount = [ ? ] cases

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

What is the ratio fraction form of 25: 9