Solve the problem.An organization determines that the cost per person of chartering a bus is given by the formula 
where x is the number of people in the group and C(x) is in dollars. Find the inverse of the function.
A. C-1(x) = 
B. C-1(x) = 
C. C-1(x) = 
D. C-1(x) = 
Answer: C
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Solve the problem.If $23,200 earned simple interest of $1082.67 in 8 months, what was the simple interest rate? Round to the nearest tenth of a percent, when necessary.
A. 6% B. 7.6% C. 6.2% D. 7%
Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.
, 
, 
, 
, 
, . . .
A. yes, 
B. no
C. yes, 
D. yes, 2
Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.
What will be an ideal response?
Provide an appropriate response.Explain how you decide which half-plane to shade when you are graphing an inequality.
What will be an ideal response?