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| 1. |
MEDIUM
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At Halloween one year, you got many different types of treats: you got Lays regular chips, Doritos chips, Ruffles chips, Swedish berries, sour patch kids, and fuzzy peaches. You want to sort your candy into two groups. What could be the two categories that you sort your candy into?
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| 2. |
MEDIUM
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You are sorting a series of cut-out shapes placed in front of you. You have a green square, a green rectangle, a green triangle, and a purple triangle. Which one is the odd one out, and why?
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| 3. |
HARD
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You are given the shapes pictured below. Which of the following is not a valid way to sort these shapes?
 By color, into the categories of blue, red, yellow, and greenBy type of shape, into the categories of rectangle, square, triangle, circleBy the number of sides the shape has, into the categories 0 sides, 3 sides, and 4 sidesBy the number of shapes you see in total, into the categories 16 shapes, 9 shapes, and 10 shapesNone of the above
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| 4. |
HARD
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Which of the following is NOT a valid way to group your classmates?
- By hair colour
- By gender
- By month of birth
- By exact height
- By eye colour
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| 5. |
HARD
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Your parents bought you and your sister a box of differently shaped popsicles. There is one square orange popsicle, one triangular orange popsicle, one circular blue popsicle, and one square blue popsicle. If you and your sister want two popsicles each, which of the following could be a way that you divide up the popsicles?
- By colour: you get the orange ones, and your sister gets the blue ones
- By shape: you get the circular ones, and your sister gets the triangular ones
- By shape: you get the triangular ones, and your sister gets the square ones
- By colour: you get the square orange and square blue ones
- By shape: you get the square ones, and your sister gets the triangular ones
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