Determine whether the vectors u and v are parallel, orthogonal, or neither.u = 
, v = 
A. Parallel
B. Neither
C. Orthogonal
Answer: C
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Convert to years, expressed in decimal form to the nearest hundredth when necessary.33 months
A. 2.75 years B. 396 years C. 3.3 years D. 3 years
Find the slope and the y-intercept of the line.x + 4y = -5
A. slope: 
; y-intercept: 
B. slope: - 
; y-intercept: 
C. slope: - 
; y-intercept: 
D. slope: -4; y-intercept: (0, -5)
Solve the equation.0.3x - 0.3 = 0.2x + 0.6
A. 9 B. 0.3 C. 3 D. 0.9
Solve.Benjamin never has more than 21 hours free during the week. He is trying to make a weekly plan for dividing his free time between reading and working out. He wants to spend at least 5 hours per week reading. Write a system of inequalities to describe the situation. Let x represent the number of hours for reading and y represent the number of hours for working out.
A. x + y ? 21, x ? 5y, x ? 0, y ? 0 B. x + y ? 21, x ? 5, y ? 0 C. x + y ? 21, x ? 5y, x ? 0, y ? 0 D. x + y ? 21, y ? 5, x ? 0