Team 1
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Team 2
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Teams
Name
Score
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8
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15
×
What does the symbol \ represent
Intersection
Union
Compliment
Less
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15
×
Which set represents the null set (â )?
The set of months with 32 days
The set of prime numbers less than 10
The set of letters in the word "cat"
The set of days in a week
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15
×
Which of these is TRUE?
{1, 4} â {2, 3, 5}
{5, 6} â {4, 5}
{1, 2} â {1, 2, 3}
{a, b, c} â {a, d}
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15
×
What does the symbol â represent
Compliment
Union
Null Set
Subser
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15
×
Which symbol represents the intersection
âŠ
âĐ
â
=
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×
lifesaver
Give 20 points!
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×
fairy
Take points!
5
10
15
20
25
×
rocket
Go to first place!
Okay!
×
baam
Lose 10 points!
Oops!
15
×
Which of these is TRUE?
{1, 2, 3} = {3, 2, 1}
{2, 4} = {2, 4, 6}
{1, 2, 3} = {1, 2, 4}
{1, 3, 5} = {1, 5, 7}
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×
banana
Go to last place!
Oops!
×
rocket
Go to first place!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
lifesaver
Give 25 points!
Oops!
×
eraser
Reset score!
Oops!
×
star
Double points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
15
×
Which symbol represents compliment
'
â
\
âŠ
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15
×
Which of these is TRUE?
{4, 6, 8} â {4, 6, 8}
{1, 2, 3} â {3, 2, 1}
{a, b} â {a, b}
{2, 5, 7} â {3, 5, 7}
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×
monster
Reset all scores!
Oops!
×
seesaw
Swap points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
15
×
What does the symbol # represent
Subset
Union
Cardinal Number
Intersection
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15
×
Which of the following is true?
â = {1}
{1, 2, 3} â â
{0} = â
â â {1, 2, 3}
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15
×
Which statement is correct using the symbol â ?
7 â {1, 3, 5, 7}
9 â {1, 3, 5, 7}
3 â {1, 3, 5, 7}
5 â {1, 3, 5, 7}
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15
×
If A = {1, 2, 3} and B = {2, 3}, what is A \ B?
{2, 3}
{1, 2, 3}
â
{1}
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×
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