Table:
0
A
B
C
D
E
F
G
1
Airline
ICAO
IATA
Callsign
Commenced operations
Fleet size
Headquarters
2
AirAsia Zest
EZD
Z2
ZEST
1995
11
Pasay City
3
Cebu Pacific
CEB
5J
CEBU
1996
47
Pasay City
4
Fil-Asian Airways
MSE
MX
FAA
2008
1
Lapu-Lapu City
5
PAL Express
GAP
2P
AIRPHIL
1996
21
Pasay City
6
Philippine Airlines
PAL
PR
PHILIPPINE
1941
51
Pasay City
7
Philippines AirAsia
AAU
PQ
COOL RED
2012
3
Angeles City
8
Sky Pasada
WCC
SP
PASADA
2010
2
Pasay City
9
Spirit of Manila Airlines
MNP
SM
MANILA SKY
2010
3
Pasay City
10
Tigerair Philippines
SRQ
DG
SEAIR
1995
17
Makati City

Questions and formulas:
Question: What is the fleet size of the airline which has a callsign of cool red?
Formula: SUMIFS(F1,D1,"COOL RED")
Formula2: SUMIFS(F2:F10,D2:D10,"COOL RED")
Level: easy
Question: How large is the fleet size of the airline with the IATA code of 5j?
Formula: SUMIFS(F1,C1,"5J")
Formula2: SUMIFS(F2:F10,C2:C10,"5J")
Level: easy
Question: Which year did the Angeles City based airline begin operations?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,G1="Angeles City"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G10,G2:G10="Angeles City"),5))
Level: medium
Question: When did the oldest airline start operations?
Formula: MIN(E1)
Formula2: MIN(E2:E10)
Level: easy
Question: Where is the headquarters of the airline which has the ICAO code of AAU?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,B1="AAU"),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G10,B2:B10="AAU"),7))
Level: medium