Use a proportion to solve the application.If a computer prints 189 lines in 3 seconds, how many lines can it print per minute?
A. 3785 lines
B. 1890 lines
C. 3780 lines
D. 3790 lines
Answer: C
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Subtract and simplify.
- 
A. - 
B. - 
C. 
D. 
Find the vertex, the focus, and the directrix of the parabola.-2x2 + 12x - y - 22 = 0
A. V: (3, -4); F: 
; D: y = - 
B. V: 
; F: 
; D: x = - 
C. V: 
; F: (3, -12); D: x = -4
D. V: 
; F: (3, -6); D: x = -2
Solve the problem.For three sprints at a track meet, a runner covered a given distance in the following times: 8.6863 seconds, 8.1998 seconds, and 8.4545 seconds. List these times in descending order.
A. 8.4545 seconds, 8.1998 seconds, 8.6863 seconds B. 8.1998 seconds, 8.4545 seconds, 8.6863 seconds C. 8.4545 seconds, 8.6863 seconds, 8.1998 seconds D. 8.6863 seconds, 8.4545 seconds, 8.1998 seconds
Solve the equation.ex - 8 = 
A. 5, 3 B. 1.609, 1.099 C. -1 D. 0.699, 0.477