Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Answer: D
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LetU = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}Determine the following.A ? (B ? C)
A. {q, r, w, y, z} B. {q, s, w, y} C. {q, y, z} D. {q, s, u, w, y, z}
Solve the problem.A plumber charges a fixed rate plus an hourly rate to do house calls. Total charges are $77 for a job taking 
and total charges are $175 for a job taking 10 hours.(i) Write a linear equation giving the total charges, y, in terms of the number of hours x.(ii) Use the equation found in part a to find how much it costs for 6 hours.(iii) How many hours would result in a total charge of $119?
A. (i) y = 14x + 35 (ii) $119 (iii) 6 hours B. (i) y = 14x + 35 (ii) $119 (iii) 8 hours C. (i) y = 14x + 35 (ii) $84 (iii) 6 hours D. (i) y = 14x (ii) $84 (iii) 6 hours
If possible, solve the system of equations. Use any method. If there is not a unique solution to a system, say why.9x - 2y = 136x - 8y = 2
A. Infinite number of solutions; dependent equations
B. (1, 2)
C. 
D. No solution; inconsistent system of equations
Describe the graph of the equation as either a circle or a parabola with a horizontal axis of symmetry.16x2 + 16y2 = 25
A. The graph is a circle. B. The graph is a horizontal parabola.