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Mathematics
8th
grade
Revision quiz set theory, probability and coordinates
15 questions
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- 1. Multiple ChoiceFind the midpoint of the segment with the endpoints: (-4, 5) and (7, -9)(-1.5, 2)(5.5, -7)(-2, 1.5)(1.5, -2)
- 2. Multiple ChoiceHow many students took the survey?32475356
- 3. Multiple Choice
If C={1, 3, 5, 6, 7} and D={0, 3, 5, 9}, then C ⋃ D is...
{3, 5}
{0, 1, 3, 5, 6, 7, 9}
{0, 1, 3, 3, 5, 5, 6, 7, 9}
{0, 1, 6, 7, 9}
- 4. Multiple Choice
If R = {Sara, Dylan, Sasha, Martina} and S = {Chris, Dylan, Sean, Michael, Martina}, then R ⋂ S is...
{Chris, Michael}
{Dylan}
{Sara, Dylan, Sasha, Martina, Chris, Sean, Michael}
{Dylan, Martina}
- 5. Multiple ChoiceWhat statement does the shaded region represent?A ∩ B ∩ CA ∪ B ∩ CB ∩ CA ∪ C
- 6. Multiple ChoiceWhich of the following represents the shaded region?(A or B)'(A and B)'A'B'
- 7. Multiple ChoiceFind the distance between J and K.8.27.7910.2
- 8. Multiple ChoiceFind the slope of the line that passes through the points (2, 4) and (6, 12)1/2-1/22-2
- 9. Multiple ChoiceWhat slope is perpendicular to:
m = 5/8-5/85/8-8/58/5 - 10. Multiple Choice
Find the slope of each line.
-5
-1/5
1/5
5
- 11. Multiple ChoiceProbability can be written as ...a fractiona decimala percentall of the above
- 12. Multiple ChoiceA jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?5/61/21/31/6
- 13. Multiple ChoiceThe chart below represents the number of marbles in a jar.
P(green) =5/1910/285/14 - 14. Multiple ChoiceP(not A) =
*Remember to simplify.*6/83/42/81/4 - 15. Multiple ChoiceThe tree diagram shows the outcomes of rolling a die and flipping a coin.
How many total outcomes are there?6122436 - Answer choicesTagsAnswer choicesTags