Questions | Answer Key

These questions will help you prepare for the SAT & High School Exit Exams.

Questions:   Complete the problems below. Then, check your results with those in the Answer Key below.  For any items you do not get correct, please review the Instruction and recalculate the problems (click HERE for a printer-friendly version)

~The following questions are taken from an actual California Exit Exam~

1. Heather flipped a coin five times, and each time it came up heads. If Heather flips the coin one more time, what is the theoretical probability that it will come up tails?
    
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2. The spinner shown above is fair. What is the probability that the spinner will not stop on red if you spin it one time?
    
   
     
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3. The chart below shows the mathematics test scores of three students.
    
   
    
   What is Hector's mean score?
    
   1. 6
       
   2. 7
       
   3. 8
       
   4. 9

~The following questions are taken from an actual Texas Exit Exam~

4. Reyna tossed a quarter and 2 dimes at the same time. The quarter landed heads up. What is the probability that both of the dimes also landed heads up?
    
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5. A box contains 10 marbles. There are 4 red, 3 green, and 3 white marbles. Without looking, Jolene pulled 1 marble from the box, kept it, and then pulled another marble from the box. What is the probability that the first marble was white and the second marble was also white?
    
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6. A survey of 500 television viewers was conducted to find the number who watched a particular weekly program. Of these people, 250 indicated that they had seen the program at least once. If the survey is expanded to 2400 similar viewers, which is the best prediction of the number of people who have seen the show at least once?
     
   1. 720
        
   2. 1200
        
   3. 2150
        
   4. 4800

For more Texas Exit Exam questions go to:

http://www.tea.state.tx.us/student.assessment/resources/release/taas/
release01/xl.pdf

~The following questions are taken from actual ~

7. A fair coin is tossed three times. What is the probability that the coin will land tails up on the second toss?
    
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8. When Kimberly bought her new car, she found that there were 72 different ways her car could be equipped. Her choices included four choices of engine and three choices of transmission. If her only other choice was color, how many choices of color did she have? 
    
   1. 6 
       
   2. 12 
       
   3. 60
       
   4. 65
        
9. A certain car comes in three body styles with a choice of two engines, a choice of two transmissions, and a choice of six colors. What is the minimum number of cars a dealer must stock to have one car of every possible combination?
    
   1. 13 
       
   2. 36 
       
   3. 42
       
   4. 72
        
10. In a class of 450 students, 300 are taking a mathematics course and 260 are taking a science course. If 140 of these students are taking both courses, how many students are not taking either of these courses?
     
    1. 30 
        
    2. 40 
        
    3. 110
        
    4. 14

1. b
    

2. c
    

3. c
    

4. a
    

5. a
    

6. b
    

7. b
    

8. a
    

9. d
    

10. a