Find an approximate value of x using a scientific calculator. If necessary, round to four decimal places.ln x = 1.3
A. 3.6693
B. 19.9526
C. 0.2725
D. 0.0501
Answer: A
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Express the number as an equivalent decimal. Use bar notation for repeating decimals.- 
A. -0.381 B. -0.361 C. -0.37 D. -0.33
The average speed of a vehicle on a stretch of Route 134 between 6 a.m. and 9 a.m. on a typical weekday is approximated by the function
?
?
where 
is measured in miles per hour and 
is measured in hours, with 
corresponding to 6 a.m. Find the interval where 
is decreasing and the interval where 
is increasing.
?
A. 
is increasing on 
is decreasing on 
B.
is increasing on is decreasing on 
C.
is increasing on 
is decreasing on 
D.
is increasing on 
is decreasing on
E.
is increasing on 
is decreasing on
In a study conducted by a certain country's Economic Development Board, it was found that the Lorentz curve for the distribution of income of stockbrokers was described by the function
?
?
and that of high school teachers by the function
?
?
Compute the coefficient of inequality for each Lorentz curve. Round your answers to the nearest hundredth.
?
Which profession has a more equitable income distribution?
?
A. 
B. ?
C. ?
D. ?
Solve the problem. The weekly total profits of a small business that sells computers can be approximated by 
where P is the weekly total profits and N is the number of computers sold that week. Use the equation to create a graph, assuming that computer sales range between 100 and 400 per week. (Hint: Since it is a nonlinear equation, you must plot several different values of the independent variable before connecting points with a smooth line.)Weekly Profit
A.
| Weekly Profit |
B.
| Weekly Profit |
C.
| Weekly Profit |
D.
| Weekly Profit |
