Table:
0
A
B
C
D
E
1
Entities
Country
Supply point
Voltage (kV)
Power (MW)
2
FURNAS, ELECTROSUL, ELECTROBRAS
Brazil
Itaipu
500
7,000
3
EBISA
Argentina
Yacyretá
500
1,540
4
ENERSUL
Brazil
Pedro Juan Caballero
23
3
5
COPEL
Brazil
Acaray
132
50
6
EMSA
Argentina
C.A. López
132
30
7
TRANSNEA/EDEFOR
Argentina
Guarambaré
220
80

Questions and formulas:
Question: Which Country has Entities of emsa?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="emsa"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,A2:A7="emsa"),2))
Level: medium
Question: Which Power (MW) has a Voltage (kV) of 500, and a Country of argentina?
Formula: SUM(FILTER(E1, (D1=500)*(B1="argentina")))
Formula2: SUM(FILTER(E2:E7, (D2:D7=500)*(B2:B7="argentina")))
Level: easy
Question: How much Voltage (kV) has a Country of argentina, and a Power (MW) larger than 30, and a Supply point of yacyretá?
Formula: SUM(FILTER(D1, (B1="argentina")*(E1>30)*(C1="yacyretá")))
Formula2: SUM(FILTER(D2:D7, (B2:B7="argentina")*(E2:E7>30)*(C2:C7="yacyretá")))
Level: easy