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QR Challenge: Probability Math 8

QuestionAnswer
#1 Sam will roll a 6 sided dice twice. What is the probability that he will roll a 2 and then a 4?1/36
#2 A bag contains 5 red, 3 green, 4 blue, and 8 yellow marbles. What is the probability of randomly selecting a green marble, replacing it, and then a yellow marble?3/50
#3 A sock drawer contains 5 white socks, 5 green, and 5 blue. What is the probability of randomly selecting a pair of blue socks, replacing it, and randomly selecting a pair of white socks?1/9
#4 In a standard deck of cards, what is the probability of picking a diamond and then another diamond without replacement?1/17
#5 Randy has 4 pennies, 2 nickels, and 3 dimes in his pocket. What is the probability of him choosing a dime, not replacing it, and choosing another dime?1/12
#6 A dice is rolled and a coin is flipped. What is the probability of rolling an even number and flipping tails?1/4
#7 What is the probability of flipping a coin three times and getting heads each time?
#8 Using the letters in the state VIRGINIA. Find the probability of picking a G and then an I without replacement?3/56
#9 Using the letters in the state VIRGINIA. Find the probability of picking a V and then a N without replacement?1/56
#10 A bag contains 2 black marbles and 3 red marbles. You reach into the bag, select a marble, do not replace it. What is the probability of selecting a red marble and then another red marble?3/10
#11 A bag contains 2 black marbles and 3 red marbles. What is the probability you reach into the bag and select a red marble, put it back in the bag, and select a another red marble?9/25
#12 What is the probability that a coin will land on heads and then a coin will land on tails?1/4
#13 You have a bag of 17 marbles. Four are blue, 6 are green, 2 are red, and the others are yellow. What is the probability of drawing a green marble, putting it aside, and then drawing another green marble?15/136
#14 You have a bag of 17 marbles. Four are blue, 6 are green, 2 are red, and the others are yellow. What is the probability of drawing a red marble, putting it aside, and then drawing a green marble?3/68
#15 You have tiles numbered 1 – 9 in a bag. What is the probability of drawing the number 2, putting it aside, and then drawing the number 5?1/72
#16 What is the probability of rolling a 3 on a 6-sided number cube and then NOT rolling a 3 on a 6-sided number cube?5/36

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