Table:
0
A
B
C
D
E
1
Aircraft
Origin
Type
Versions
In service
2
Cessna A-37 Dragonfly
United States
attack/fighter
A-37B
12 (16 delivered)
3
FMA IA 58 Pucará
Argentina
attack
A-58
5 (6 delivered)
4
Lockheed C-130 Hercules
United States
transport/utility
C-130B
2
5
Embraer EMB 110 Bandeirante
Brazil
transport/utility
C-95
3
6
Beechcraft Twin Bonanza
United States
transport/utility
D50
1
7
CASA C-212 Aviocar
Spain
transport
C-212-200
2
8
Embraer EMB 120 Brasilia
Brazil
transport
EMB 120
1
9
Cessna 206 Stationair
United States
utility/liaison
U206H
10
10
Beechcraft B58 Baron
United States
trainer/liaison
B-58
2
11
British Aerospace 125
United Kingdom
VIP transport
700A 600A
2
12
Aermacchi SF.260
Italy
trainer
T-260 EU
12
13
Pilatus PC-7 Turbo Trainer
Switzerland
trainer
AT-92
5 (6 delivered)
14
Cessna T-41 Mescalero
United States
trainer
T-41D
7
15
Aerospatiale AS 365 Dauphin
France
liaison/transport
AS 365
1
16
Bell 212 Twin Huey
United States
transport/utility
Bell 212
4
17
Bell UH-1 Iroquois
United States
transport/utility
UH-1H
13

Questions and formulas:
Question: Which version B-58 aircraft model originated in the United States has 2 in service?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(E1=2)*(B1="united states")*(D1="b-58")),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,(E2:E17=2)*(B2:B17="united states")*(D2:D17="b-58")),1))
Level: medium
Question: What aircraft type is the Casa C-212 Aviocar?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="casa c-212 aviocar"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,A2:A17="casa c-212 aviocar"),3))
Level: medium
Question: How many T-260 EU aircrafts are currently in service?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="t-260 eu"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,D2:D17="t-260 eu"),5))
Level: medium
Question: How many C-95 aircrafts originating in Brazil are currently in service?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="brazil")*(D1="c-95")),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E17,(B2:B17="brazil")*(D2:D17="c-95")),5))
Level: medium