Math 31
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Question 1 of 8
1. Question
Question 1:
If 23 + 57 = x – 14, then x = ?
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Question 2 of 8
2. Question
Question 2:
A poll was taken of 2,500 adults asking what they remember about high school. The results are summarized in the table. How could you explain the fact that the percentages in the table add up to more than 100%?
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Question 3 of 8
3. Question
Question 3:
The Glee Club selects its 3 officers by first selecting the president, then the librarian, then finally the treasurer. If there are 75 members of the Glee Club and no member can hold more than 1 office, which of the following expressions gives the number of different possible results of the election?
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Question 4 of 8
4. Question
Question 4:
What is the value of 15 – –62 ?
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Question 5 of 8
5. Question
Question 5:
The value of x that will make x/2 + 1 = 2/3 a true statement lies between which of the following numbers?
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Question 6 of 8
6. Question
Question 6:
In the figure, sin θ = ?
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Question 7 of 8
7. Question
Question 7:
In a study of butterfly migration habits, 225 butterflies are male and 54 butterflies are female. If 150 more female butterflies are added to the study, how many more male butterflies must be added so that 4/7 of the total number of butterflies in the study are male?
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Question 8 of 8
8. Question
Question 8:
Justin plays backup point guard for the varsity basketball team. The scatterplot above shows his minutes played for each game and the corresponding points he scores with that amount of playing time that game. The line of best fit for the data is also shown. For the game Justin played 6 minutes, his actual points scored was how many points more than the rate predicted by the line of best fit?
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