Table:
0
A
B
C
D
E
1
Episode Air Date
Audition City
Audition Date
Audition Venue
Guest Fourth Judge
2
June 10, 2010
Florianópolis
April 10, 2010
Nego Quirido Sambadrome
Luiza Possi
3
June 15, 2010
Florianópolis
April 10, 2010
Nego Quirido Sambadrome
Luiza Possi
4
June 15, 2010
Rio de Janeiro
April 17, 2010
João Havelange Olympic Stadium
Marcelo D2
5
June 17, 2010
Rio de Janeiro
April 17, 2010
João Havelange Olympic Stadium
Marcelo D2
6
June 22, 2010
Fortaleza
March 27, 2010
Paulo Sarasate Gymnasium
Reginaldo Rossi
7
June 24, 2010
Fortaleza
March 27, 2010
Paulo Sarasate Gymnasium
Reginaldo Rossi
8
June 29, 2010
São Paulo
April 24, 2010
Anhembi Sambadrome
Peninha

Questions and formulas:
Question: How many audition city's are there with an episode air date of June 24, 2010?
Formula: ROWS(UNIQUE(FILTER(B1, A1="June 24, 2010")))
Formula2: ROWS(UNIQUE(FILTER(B2:B8, A2:A8="June 24, 2010")))
Level: medium
Question: List all episode air dates that auditioned at Nego Quirido Sambadrome?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="Nego Quirido Sambadrome"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="Nego Quirido Sambadrome"),1))
Level: medium
Question: List all episode air dates where Luiza Possi was the guest fourth judge?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="Luiza Possi"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,E2:E8="Luiza Possi"),1))
Level: medium
Question: How many episode air dates are there for auditioning city Rio De Janeiro?
Formula: ROWS(UNIQUE(FILTER(A1, B1="Rio de Janeiro")))
Formula2: ROWS(UNIQUE(FILTER(A2:A8, B2:B8="Rio de Janeiro")))
Level: medium
Question: List all episode air dates whose audition venues were Nego Quirido Sambadrome?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="Nego Quirido Sambadrome"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="Nego Quirido Sambadrome"),1))
Level: medium
Question: Where was the audition venue where Peninha was the guest fourth judge?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1="Peninha"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,E2:E8="Peninha"),4))
Level: medium