Question 18 of 26 (3 points) V A bag contains 9 red marbles, 7 white marbles, an

Question

Question 18 of 26 (3 points) V A bag contains 9 red marbles, 7 white marbles, and 5 blue marbles. Randouly choose two marbles, one at a time, and without replacement. Find the following. Enter your answers as fractions or deciamals rounded to three decimal places. Part 1 The probability that the first marble is red and the second is blue. P(first red and second blue) 11 Part 2 The probability that both are the same color. Plame colar- 319 Part 3 out of 3 The probability that the second marble is red. P (second marble red) 238 oti

Explanation / Answer

total balls =9r+7w+5b

=21

first may be white or blue=7+5=12

12C1/21C1*9

12/21*9/20=.257

ANSWER:0.257

Related Questions

Navigate

• Browse (All)
• Browse Q
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.