Table:
0
A
B
C
D
E
F
1
Country
Contestant
Age
Height (cm)
Height (ft)
Hometown
2
Argentina
Yanina Ruiz
24
175
5'9
Morón
3
Bahamas
Nikie Severe
26
170
5'7
Freeport
4
Bolivia
Flavia Foianini
20
176
5'9.5
Santa Cruz
5
Brazil
Mariana Notarangelo
23
175
5'9
Rio de Janeiro
6
Canada
Mariana Valente
24
175
5'9
Toronto
7
Colombia
Alejandra Tovar
23
170
5'7"
Neiva
8
Costa Rica
Angie Alfaro
18
174
5'8.5"
Alajuela
9
Dominican Republic
Audris Rijo
24
170
5'7"
Santo Domingo
10
El Salvador
Michelle Bustamante
19
175
5'9"
La Libertad
11
Guatemala
Jessana Paté
22
177
5'9.5"
Guatemala City
12
Honduras
Blaise Masey
20
173
5'8"
San Pedro Sula
13
Paraguay
Viviana Benítez
24
172
5'7.5"
San Juan Bautista
14
Peru
Danissa Zurek
19
173
5'8"
Lima
15
Poland
Iwona Wyrzykowska
19
171
5'7.5"
Lodz
16
Puerto Rico
Yerlyn Rodríguez
23
178
5'10"
Mayagüez
17
Spain
Ara Jurado Calero
21
181
6'0"
Peñarroya
18
United States
Amanda Delgado
20
176
5'9.5"
Upland
19
Uruguay
Cinthia Furtado
26
172
5'7.5"
Durazno

Questions and formulas:
Question: What country was Danissa Zurek from?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,B1="Danissa Zurek"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F19,B2:B19="Danissa Zurek"),1))
Level: medium
Question: What is the smallest height associated with Honduras?
Formula: MINIFS(D1,A1,"Honduras")
Formula2: MINIFS(D2:D19,A2:A19,"Honduras")
Level: easy
Question: What is the height associated with Paraguay?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="Paraguay"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F19,A2:A19="Paraguay"),5))
Level: medium
Question: What is the number of contestants who are aged exactly 18?
Formula: ROWS(UNIQUE(FILTER(B1, C1=18)))
Formula2: ROWS(UNIQUE(FILTER(B2:B19, C2:C19=18)))
Level: medium
Question: What is the number of contestants who are 5'7 and exactly 26 years of age?
Formula: ROWS(UNIQUE(FILTER(B1, (E1="5'7")*(C1=26))))
Formula2: ROWS(UNIQUE(FILTER(B2:B19, (E2:E19="5'7")*(C2:C19=26))))
Level: medium