Solve the problem.Find the length of the segment of the curve y = 
cosh 2x from x=0 to x = ln 
.
A. 
B. 2
C. 
D. 
Answer: C
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Solve the problem.The function f models the population of Country X from 1991 to 1998. The graphs of f and the horizontal line y = 115 are shown in the figure. Use the graphs to determine the x-values that satisfy (i) the inequality 
and (ii) 
Express your answers symbolically. 
A. {x|x > 1994}; {x|x ? 1994} B. {x|x = 1994}; {x|x ? 1994} C. {x|x ? 1994}; {x|x > 1994} D. {x|x = 1994}; {x|x > 1994}
Solve the problem.Will has $724.03 in his checking account. If he deposits $101.18, what is the new balance in his account?
A. $825 B. $825.21 C. $823.21 D. $622.85003
The management of AstroWorld ("The Amusement Park of the Future") estimates that the number of visitors (in thousands) entering the amusement park t hours after opening time at 10 A.M. is given by
?
?
per hour. Determine the number of visitors admitted by noon.
?
A. 10,667 B. 11,119 C. 11,244 D. 10,338
Solve by using the percent proportion 
= 
.28% of 84 is what?
A. 
= 
; a = 23.52
B. 
= 
; b = 300
C. 
= 
; a = 23.52
D. 
= 
; p = 33.33