Table:
0
A
B
C
D
E
F
1
Call sign
Frequency MHz
City of license
ERP W
Class
FCC info
2
KNGM
88.9
Guymon, Oklahoma
25,000
C3
FCC
3
KJOV
90.7
Woodward, Oklahoma
25,000
C2
FCC
4
KJHL
90.9
Boise City, Oklahoma
10,000
C3
FCC
5
K229AV
93.7
Alva, Oklahoma
170
D
FCC
6
K204FY
88.7
Fairview, Oklahoma
50
D
FCC
7
K202DC
88.3
Shattuck, Oklahoma
230
D
FCC

Questions and formulas:
Question: Frequency MHz of 93.7 has what class?
Formula: LET(query1,SUMMARIZE(E1,SUMX(B1)),FILTER(query1,CHOOSECOLS(query1,2)=93.7))
Formula2: LET(query1,SUMMARIZE(E2:E7,SUMX(B2:B7)),FILTER(query1,CHOOSECOLS(query1,2)=93.7))
Level: hard