Table:
0
A
B
C
1
game id
game name
game type
2
1
RNG Stone
Collectible card game
3
2
The Vanishing of Eric Calder
Walking Simulator
4
3
Grand Term Assignment
Role-playing game
5
4
Europe is the Universe
Grand strategy
6
5
Call of Destiny
Frist-person shooter
7
6
Works of Widenius
Massively multiplayer online game

Questions and formulas:
Question: How many video games exist?
Formula: SUM(A1)
Formula2: SUM(A2:A7)
Level: easy
Question: How many video games do you have?
Formula: SUM(A1)
Formula2: SUM(A2:A7)
Level: easy
Question: How many video game types exist?
Formula: ROWS(UNIQUE(C1))
Formula2: ROWS(UNIQUE(C2:C7))
Level: easy
Question: What is the count of different game types?
Formula: ROWS(UNIQUE(C1))
Formula2: ROWS(UNIQUE(C2:C7))
Level: easy
Question: Show all video game types.
Formula: UNIQUE(C1)
Formula2: UNIQUE(C2:C7)
Level: easy
Question: What are the different types of video games?
Formula: UNIQUE(HSTACK(C1,A1))
Formula2: UNIQUE(HSTACK(C2:C7,A2:A7))
Level: easy
Question: Show all video games and their types in the order of their names.
Formula: SORT(UNIQUE(HSTACK(A1,C1,B1)), 3, 1)
Formula2: SORT(UNIQUE(HSTACK(A2:A7,C2:C7,B2:B7)), 3, 1)
Level: medium
Question: Show all video games with type Collectible card game.
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:C1,C1="collectible card game"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:C7,C2:C7="collectible card game"),1))
Level: medium
Question: What is the type of video game Call of Destiny.
Formula: LET(query1,FILTER(A1:C1,B1="call of destiny"),UNIQUE(CHOOSECOLS(query1,1,3)))
Formula2: LET(query1,FILTER(A2:C7,B2:B7="call of destiny"),UNIQUE(CHOOSECOLS(query1,1,3)))
Level: hard
Question: What type of game is Call of Destiny?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:C1,B1="call of destiny"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:C7,B2:B7="call of destiny"),3))
Level: medium
Question: How many video games have type Massively multiplayer online game?
Formula: SUMIFS(A1,C1,"massively multiplayer online game")
Formula2: SUMIFS(A2:A7,C2:C7,"massively multiplayer online game")
Level: easy
Question: Count the number of video games with Massively multiplayer online game type .
Formula: SUMIFS(A1,C1,"massively multiplayer online game")
Formula2: SUMIFS(A2:A7,C2:C7,"massively multiplayer online game")
Level: easy
Question: Show all video game types and the number of video games in each type.
Formula: SUMMARIZE(C1,SUMX(A1))
Formula2: SUMMARIZE(C2:C7,SUMX(A2:A7))
Level: easy
Question: What are the types of video games and how many are in each type?
Formula: SUMMARIZE(C1,SUMX(A1))
Formula2: SUMMARIZE(C2:C7,SUMX(A2:A7))
Level: easy
Question: Which game type has most number of games?
Formula: TAKE(SORT(SUMMARIZE(C1,SUMX(A1)), 2, -1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,SUMX(A2:A7)), 2, -1), 1)
Level: hard
Question: What type has the most games?
Formula: TAKE(SORT(SUMMARIZE(C1,SUMX(A1)), 2, -1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,SUMX(A2:A7)), 2, -1), 1)
Level: hard
Question: Which game type has least number of games?
Formula: TAKE(SORT(SUMMARIZE(C1,SUMX(A1)), 2, 1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,SUMX(A2:A7)), 2, 1), 1)
Level: hard
Question: What is the type with the fewest games?
Formula: TAKE(SORT(SUMMARIZE(C1,SUMX(A1)), 2, 1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,SUMX(A2:A7)), 2, 1), 1)
Level: hard
Question: How many games?
Formula: SUM(A1)
Formula2: SUM(A2:A7)
Level: easy
Question: Number of games
Formula: SUM(A1)
Formula2: SUM(A2:A7)
Level: easy
Question: How many types of game?
Formula: ROWS(UNIQUE(C1))
Formula2: ROWS(UNIQUE(C2:C7))
Level: easy
Question: Number of massively multiplayer online games
Formula: ROWS(FILTER(A1:C1, C1="massively multiplayer online game"))
Formula2: ROWS(FILTER(A2:C7, C2:C7="massively multiplayer online game"))
Level: easy
Question: All types of games
Formula: UNIQUE(C1)
Formula2: UNIQUE(C2:C7)
Level: easy
Question: The types and ids of games.
Formula: UNIQUE(HSTACK(C1,A1))
Formula2: UNIQUE(HSTACK(C2:C7,A2:A7))
Level: easy
Question: IDs, types and names of games in alphabetical order of names
Formula: SORT(UNIQUE(HSTACK(A1,C1,B1)), 3, 1)
Formula2: SORT(UNIQUE(HSTACK(A2:A7,C2:C7,B2:B7)), 3, 1)
Level: medium
Question: Collectible card game IDs
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:C1,C1="collectible card game"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:C7,C2:C7="collectible card game"),1))
Level: medium
Question: Call of destiny ID and type
Formula: LET(query1,FILTER(A1:C1,B1="call of destiny"),UNIQUE(CHOOSECOLS(query1,3,1)))
Formula2: LET(query1,FILTER(A2:C7,B2:B7="call of destiny"),UNIQUE(CHOOSECOLS(query1,3,1)))
Level: hard
Question: The type of call of destiny.
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:C1,B1="call of destiny"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:C7,B2:B7="call of destiny"),3))
Level: medium
Question: Number of MMO games 
Formula: ROWS(FILTER(A1:C1, C1="massively multiplayer online game"))
Formula2: ROWS(FILTER(A2:C7, C2:C7="massively multiplayer online game"))
Level: easy
Question: How many games of each type are there?
Formula: SUMMARIZE(C1,SUMX(A1))
Formula2: SUMMARIZE(C2:C7,SUMX(A2:A7))
Level: easy
Question: Number of games by type 
Formula: SUMMARIZE(C1,SUMX(A1))
Formula2: SUMMARIZE(C2:C7,SUMX(A2:A7))
Level: easy
Question: Which game type is most common
Formula: TAKE(SORT(SUMMARIZE(C1,COUNTX(C1)), 2, -1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,COUNTX(C2:C7)), 2, -1), 1)
Level: hard
Question: Which game type is most common?
Formula: TAKE(SORT(SUMMARIZE(C1,COUNTX(C1)), 2, -1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,COUNTX(C2:C7)), 2, -1), 1)
Level: hard
Question: Least common game type
Formula: TAKE(SORT(SUMMARIZE(C1,COUNTX(C1)), 2, 1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,COUNTX(C2:C7)), 2, 1), 1)
Level: hard
Question: Game type with the least common type
Formula: TAKE(SORT(SUMMARIZE(C1,COUNTX(C1)), 2, 1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,COUNTX(C2:C7)), 2, 1), 1)
Level: hard
Question: The number of games
Formula: SUM(A1)
Formula2: SUM(A2:A7)
Level: easy
Question: How many types in games?
Formula: ROWS(UNIQUE(C1))
Formula2: ROWS(UNIQUE(C2:C7))
Level: easy
Question: The ids, types and names of games in alphabetical order of names. 
Formula: SORT(UNIQUE(HSTACK(A1,C1,B1)), 3, 1)
Formula2: SORT(UNIQUE(HSTACK(A2:A7,C2:C7,B2:B7)), 3, 1)
Level: medium
Question: The id of collectible card game.
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:C1,C1="collectible card game"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:C7,C2:C7="collectible card game"),1))
Level: medium
Question: The id and type of call of destiny.
Formula: LET(query1,FILTER(A1:C1,B1="call of destiny"),UNIQUE(CHOOSECOLS(query1,3,1)))
Formula2: LET(query1,FILTER(A2:C7,B2:B7="call of destiny"),UNIQUE(CHOOSECOLS(query1,3,1)))
Level: hard
Question: Games types
Formula: UNIQUE(C1)
Formula2: UNIQUE(C2:C7)
Level: easy
Question: The count of games whose type is massively multiplayer online game.
Formula: SUMIFS(A1,C1,"massively multiplayer online game")
Formula2: SUMIFS(A2:A7,C2:C7,"massively multiplayer online game")
Level: easy
Question: The count of games whose type is massively multiplayer online game.
Formula: SUMIFS(A1,C1,"massively multiplayer online game")
Formula2: SUMIFS(A2:A7,C2:C7,"massively multiplayer online game")
Level: easy
Question: How many games for each type?
Formula: SUMMARIZE(C1,SUMX(A1))
Formula2: SUMMARIZE(C2:C7,SUMX(A2:A7))
Level: easy
Question: The count of games for each type.
Formula: SUMMARIZE(C1,SUMX(A1))
Formula2: SUMMARIZE(C2:C7,SUMX(A2:A7))
Level: easy
Question: The game type with the greatest number of games
Formula: TAKE(SORT(SUMMARIZE(C1,SUMX(A1)), 2, -1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,SUMX(A2:A7)), 2, -1), 1)
Level: hard
Question: The type having the most games.
Formula: TAKE(SORT(SUMMARIZE(C1,SUMX(A1)), 2, -1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,SUMX(A2:A7)), 2, -1), 1)
Level: hard
Question: The type having the least games.
Formula: TAKE(SORT(SUMMARIZE(C1,SUMX(A1)), 2, 1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,SUMX(A2:A7)), 2, 1), 1)
Level: hard
Question: The type having the fewest games.
Formula: TAKE(SORT(SUMMARIZE(C1,SUMX(A1)), 2, 1), 1)
Formula2: TAKE(SORT(SUMMARIZE(C2:C7,SUMX(A2:A7)), 2, 1), 1)
Level: hard
Question: The count of games
Formula: SUM(A1)
Formula2: SUM(A2:A7)
Level: easy