Semester 1 Review - Unit 7 Probability
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Last updated over 3 years ago
13 Nsɛmmisa
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1 - 2 You have two standard six-sided dice, one red and one green. You roll the dice. What is the probability of getting...
An even number on the green die and a three on the red die.
[Write your answer as a reduced fraction.]
A three or higher on both dice.
[Write your answer as a reduced fraction.]
3 - 4 A colored spinner was spun twelve times and the results of each spin is summarized in the following table. Find the probability of...
Spinning a red or yellow.
[Write your answer as a reduced fraction.]
Not getting blue.
[Write your answer as a reduced fraction.]
What is the probability that the selected point is in the shaded region?
[Approximate your answers to the thousandths place.]
6 - 8 A bag contains nine red, six blue, and five green marbles. What is the probability of selecting...
Three green marbles without replacement?
[Write your answer as a reduced fraction.]
A red, then a blue, then a green with replacement?
A red and then a blue without replacement?
9 - 10 You have a shuffled standard deck of playing cards. You select a card from the deck. What is the probability of selecting...
A heart or a seven.
[Write your answer as a reduced fraction.]
A black card or a face card.
[Write your answer as a reduced fraction.]
There are 50 students in the International Club that speak French, Spanish, or both. 38 students speak French and 21 speak Spanish. What is the probability of selecting a student from the club that speaks both languages.
[Write your answer as a reduced fraction.]
In a class of 28, 6 students will be selected to give their presentation tomorrow. How many different ways are there to select those 6 students? [Recall: Does order matter?]
In the senior class of 135 students, how many ways are there to select a president, vice-president, and treasurer? [Recall: Does order matter?]
