Find the probability.A bag contains 2 red marbles, 7 blue marbles, and 3 green marbles. What is the probability of choosing a blue marble when one marble is drawn?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Graph the integrand and use areas to evaluate the integral.
A. 80 B. 160 C. 320 D. 20
Mathematics
Factor by grouping.y2 + 7ya + 4y + 28a
A. (y + 7ya )(y + 4) B. (y2 + 7a)(y + 4) C. (y + 7)(y + 4a) D. (y + 7a)(y + 4)
Mathematics
Solve the cubic equation using factoring and the quadratic formula.x3 - 1 = 0
A. {1, -1 ± i
}
B. {1, ± i}
C. {1, 1 ± i
}
D. 
Mathematics
Find the median for the data given.Number of video tapes borrowed each day: 61, 107, 281, 252, 360, 390
A. 207.5 video tapes B. 266.5 video tapes C. 252 video tapes D. 281 video tapes
Mathematics