Table:
0
A
B
C
D
E
F
1
Call sign
Frequency MHz
City of license
ERP W
Class
FCC info
2
K273BL
102.5
Beeville, Texas
50
D
FCC
3
K271AQ
102.1
Cuero, Texas
50
D
FCC
4
K229BJ
93.7
Hollywood Park, Texas
62
D
FCC
5
K221EX
92.1
Lackland City, Texas
50
D
FCC
6
K269FD
101.7
Luling, Texas
250
D
FCC
7
K292FK
106.3
Pleasanton, Texas
250
D
FCC
8
K290BC
105.9
Victoria, Texas
99
D
FCC

Questions and formulas:
Question: What was the call sign for ERP W of 99?
Formula: LET(query1,SUMMARIZE(A1,SUMX(D1)),FILTER(query1,CHOOSECOLS(query1,2)=99))
Formula2: LET(query1,SUMMARIZE(A2:A8,SUMX(D2:D8)),FILTER(query1,CHOOSECOLS(query1,2)=99))
Level: hard