Question 1 (1 point)
tate has a bag of golf balls: 3 red, 5 blue, 2 yellow and 2 green. what is the probability that he pulls out a blue one?
question 1 options:
1/14
1/6
5/12
7/12
question 2 (1 point)
a standard deck of playing cards has 52 cards total that contains 13 of each suit (hearts, diamonds, clubs and spades). what is the probability that the card you draw will be red?
question 2 options:
1/52
1/13
1/2
1/4
question 4 (1 point)
michael has a drawer with 8 pairs of black socks and 12 pairs of white socks. what is the probability that the pair he takes is black?
question 4 options:
0.4
0.5
0.67
0.75
question 6 (1 point)
if randy flips a coin three times, what is the probability of landing on tails all three times?
question 6 options:
1/2
1/4
1/8
3/4
question 7 (1 point)
there are 28 students whose last names start with the letters g, h, j or k. information about randomly selecting one of these students is listed below:
- probability of selecting a student whose last name begins with a g is 0.14.
- probability of selecting a student whose last names begins with g or h is 0.36.
how many of these students have a last name that begins with h?
question 7 options:
0.14
0.22
0.36
0.5
question 8 (1 point)
a coin is flipped once and a die is rolled once. what is the probability that the coin will land on heads and the die will land on a three?
question 8 options:
72%
67%
25%
8.3%
question 9 (1 point)
there are 3 white marbles and 7 blue marbles in a bag. jamie will randomly pick two marbles out of the bag without replacing the first one. what is the probability of jamie picking a white marble and then a blue marble?
question 9 options:
1/15
21/100
7/15
7/30
question 10 (1 point)
a bag of marbles contains 5 red, 3 blue, 2 green, and 2 yellow marbles.
what is the probability that you choose a blue marble and then another blue marble, assuming you replace the first marble?
question 10 options:
1/24
1/16
1/2
3/4