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Unit 8: Probability Review

Quiz by Alyssa Hancock

Grade 7
Mathematics
Texas Essential Knowledge and Skills (TEKS)

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10 questions
Show answers
  • Q1
    Ms. Miles is bringing snacks for her math classes. She is bringing candy bars, chips, and a drink for the students. The students can choose between a Snickers or Milky Way; chip choices are Pringles, Fritos, or Cheetos; and drink choices are soda or juice. How many different possible combinations of snacks do the students get to choose from?
    7
    12
    36
    300s
    7.6.A: Proportionality
  • Q2
    In health class, the students were asked what type of bread they prefer. The results are shown in the table. What is the probability that a randomly chosen student in the health class listed multi-grain as their favorite bread?
    Question Image
    20%
    28%
    30%
    25%
    300s
    7.4.D: Proportionality
  • Q3
    Which is NOT an outcome if you toss a number cube labeled 1 to 6 and flip a coin?
    7, tails
    4, tails
    3, heads
    2, heads
    300s
    7.6.A: Proportionality
  • Q4
    Mr. Garcia’s prize box contains 5 red pens, 7 pencils, and 8 gel pens. If you get to reach into the box twice, what is the probability that you will get a red pen on your 1st and 2nd grab? Of course, you won’t put your first prize back into the box!
    1/19
    20/400
    1/20
    25/400
    300s
    7.6.I: Proportionality
  • Q5
    Steven surveyed 40 students on their favorite soft drink. 15 students liked Dr. Pepper, 5 liked Coke, 12 liked Pepsi and 8 liked Root Beer. What is the experimental probability that the next person Steven asks likes Dr Pepper.
    1/8
    3/8
    1/2
    1/5
    300s
    7.6.C: Proportionality
  • Q6
    The tree diagram below shows the possible outcomes for Lindsey choosing an outfit of 1 shirt, 1 skirt, and 1 pair of shoes. What is the probability that Lindsey randomly chooses a green shirt, khaki skirt, and brown shoes?
    Question Image
    1/6
    1/12
    1/3
    1/11
    300s
    7.6.A: Proportionality
  • Q7
    Using the spinner, what is the probability of getting a 3 or a 5?
    Question Image
    8/8
    1/4
    3/8
    5/8
    300s
    7.6.D: Proportionality
  • Q8
    A group of cards that spell B A S K E T B A L L are placed in an envelope. You choose one card without looking. What is the probability of NOT getting a vowel. Vowels are A, E, I, O, U.
    3/10
    1
    7/10
    0
    300s
    7.6.E: Proportionality
  • Q9
    Steven surveyed 40 students on their favorite soft drink. 15 students liked Dr. Pepper, 5 liked Coke, 12 liked Pepsi and 8 liked Root Beer. Using this information, if Steven surveyed 120 students, how many people should he expect to like Pepsi?
    4
    92
    15
    36
    300s
    7.6.D: Proportionality
  • Q10
    If you roll a 1-6 number cube and flip a coin at the same time, what is the probability of landing on 4 and heads? Write as a fraction in simplest form
    4/12
    2/12
    1/12
    1/2
    300s
    7.6.I: Proportionality

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