Table:
0
A
B
C
D
E
1
Call sign
Frequency MHz
City of license
ERP W
FCC info
2
W207AF
89.3 FM
Meadville, PA
4
FCC
3
W211AE
90.1 FM
Mayville, NY
3
FCC
4
W218AP
91.5 FM
Titusville, PA
13
FCC
5
W220BA
91.9 FM
Oil City, PA
10
FCC
6
W255AE
98.9 FM
Warren, PA
50
FCC

Questions and formulas:
Question: Which Frequency MHz has an ERP W larger than 4, and a Call sign of w218ap?
Formula: LET(query1,LET(query1,FILTER(A1:E1,A1="w218ap"),SUMMARIZE(CHOOSECOLS(query1,2),SUMX(CHOOSECOLS(query1,4)))),FILTER(query1,CHOOSECOLS(query1,2)>4))
Formula2: LET(query1,LET(query1,FILTER(A2:E6,A2:A6="w218ap"),SUMMARIZE(CHOOSECOLS(query1,2),SUMX(CHOOSECOLS(query1,4)))),FILTER(query1,CHOOSECOLS(query1,2)>4))
Level: hard
Question: Which City of license has a Frequency MHz of 91.5 fm?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="91.5 fm"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,B2:B6="91.5 fm"),3))
Level: medium
Question: Which City of license has a Call sign of w220ba?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="w220ba"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6="w220ba"),3))
Level: medium
Question: Which ERP W has a Frequency MHz of 89.3 fm?
Formula: SUMIFS(D1,B1,"89.3 fm")
Formula2: SUMIFS(D2:D6,B2:B6,"89.3 fm")
Level: easy