Might be statements and implications
Might be set theory
Might be counting
Might be graph theory
Might be number theory
100

This symbol is the mathematical connector for 'and'.

What is  ^^ ?

100

True or false:  5 subset{4, 5, 6} 

What is false?
100

This is the number of ways can a student select 2 electives from 11 course options.

What is 55?
100

This is a walk from one vertex to another that repeats no edges.

What is a trail?

100

This is the value of 1873mod441

What is 109?

200

This is a statement that is always true.

What is a tautology?

200

For  A={0,2,4,6} and  B={1,2,3,4} , this is  AnnB .

What is  {2,4} ?

200

John couldn’t recall the serial number on his expensive bicycle.  He remembered that there were 6 different digits, none used more than once, but couldn’t remember what digits were used.  He decided to write down all of the possible 6 digit numbers--this is the number of 6 digit numbers he wrote down.

What is 720?

200

This is the number of edges emanating from a given vertex.

What is the degree of the vertex?

200

This is congruent to  22^6mod19 

What is 7?

300

exists has this logical meaning.

What is there exists?

300

This is the Venn diagram that represents  overline(AuuB) 

300

You’re going to a coffee shop where there are 9 different syrup flavors and you plan to get 7 flavor shots. This is the total number of different selections you can make.

What is 6,435?
300

This is a connected graph containing no cycles.

What is a tree?

300

This is an integer solution to  34x+304y=gcd(34,304) 

What is  (9, -1) ?

400

This is the contrapositive of the implication, "if it's on the floor for a week, it's a piece of furniture"

What is if it's not a piece of furniture, then it's not on the floor for a week?

400

The name of the law that gives the logical equivalence  overlineAnnoverlineB=overline(AuuB) .

What is DeMorgan's law?

400

A workplace consists of 8 engineers and 5 designers. This many teams of size 4 have at least one designer.

What is 645?

400
This is a circuit that contains every vertex and every edge of a graph.

What is an Euler circuit?

400

This is  143^-1mod222 

What is 59?

500

This is the name for the type of error in the following argument.  If you solve the problem correctly, you obtain the answer 5.  You obtain the answer 5.  Therefore, you solved the problem correctly.

What is a converse error?

500

A league of 82 superheroes reported the following abilities. 28-super speed (S). 36-fly (F). 38-invisibility (I). 21-S&I. 10-S&F. 17-F&I. 8-S,F,&I. This is the number of superheroes with none of those abilities.

What is 20?

500

A fan is building a display with 16 total collectibles from 5 different fandom categories: superhero movies, fantasy series, sci-fi shows, animated series, and video games.  However, the store has only 4 superhero collectibles and 3 fantasy collectibles, but at least 16 of each other category.  This is the total number of selections the fan can make.

What is 1990?

500

This is the drawing of a graph that contains eight vertices and 5 edges.

(answers may vary)

500

This is  (9^8*14^30)mod403 

What is 276?