Solve the problem.The medians of a triangle intersect at a point. The distance from the vertex to the point is exactly two-thirds of the distance from the vertex to the midpoint of the opposite side. Find the exact distance of that point from the vertex A(3, 4) of a triangle, given that the other two vertices are at (0, 0) and (8, 0).
A.
B. 2
C.
D.
Answer: C
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The probability that a person owns a luxury car is 0.1, and the probability that the owner of such a car also owns a second car is 0.9. Find the probability that a person chosen at random owns both a luxury car and a second car. ?
A. 0.8 B. 0.11 C. 0.19 D. 0.09
The graph of a logarithmic function is shown. Select the function which matches the graph.
A. y = -log(-x) B. y = -log x C. y = log x D. y = log(-x)
Find the probability of the event.The probability that a radish seed will germinate is 0.7. The gardener plants 20 seeds and she harvests 16 radishes.
A. 0.075 B. 0.571 C. 0.068 D. 0.130
Solve the problem.An auto repair shop charged a customer $390 to repair a car. The bill listed $75 for parts and the remainder for labor. If the cost of labor is $35 per hour, how many hours of labor did it take to repair the car?
A. 8 hr B. 9.5 hr C. 10 hr D. 9 hr