Table:
0
A
B
C
D
E
F
1
Call sign
Frequency MHz
City of license
ERP W
Class
FCC info
2
K276DL
103.1
Hemingford, Nebraska
80
D
FCC
3
K276DM
103.1
Chadron, Nebraska
5
D
FCC
4
K292EC
106.3
Hot Springs, South Dakota
68
D
FCC
5
K292DN
106.3
Newcastle, Wyoming
31
D
FCC
6
K292DZ
106.3
Sheridan, Wyoming
135
D
FCC
7
K296DS
107.1
Alliance, Nebraska
74
D
FCC

Questions and formulas:
Question: Name the lowest ERP W with a frequency mhz less than 103.1
Formula: MIN(FILTER(D1, B1<103.1))
Formula2: MIN(FILTER(D2:D7, B2:B7<103.1))
Level: easy
Question: Name the city with 103.1 frequency and ERP W less than 80
Formula: LET(query1,SUMMARIZE(C1,SUMX(B1),SUMX(D1)),FILTER(query1,(CHOOSECOLS(query1,2)=103.1)*(CHOOSECOLS(query1,3)<80)))
Formula2: LET(query1,SUMMARIZE(C2:C7,SUMX(B2:B7),SUMX(D2:D7)),FILTER(query1,(CHOOSECOLS(query1,2)=103.1)*(CHOOSECOLS(query1,3)<80)))
Level: hard