Table:
0
A
B
C
D
E
1
Week
Date
Opponent
Result
Attendance
2
1
September 12, 1976
New York Giants
W 19-17
54,245
3
2
September 19, 1976
Seattle Seahawks
W 31-7
53,174
4
3
September 27, 1976
at Philadelphia Eagles
W 20-17
66,005
5
4
October 3, 1976
at Chicago Bears
L 33-7
52,105
6
5
October 10, 1976
Kansas City Chiefs
L 33-30
53,060
7
6
October 17, 1976
Detroit Lions
W 20-7
45,908
8
7
October 25, 1976
St. Louis Cardinals
W 20-10
48,325
9
8
October 31, 1976
Dallas Cowboys
L 20-7
55,004
10
9
November 7, 1976
at San Francisco 49ers
W 24-21
56,134
11
10
November 14, 1976
at New York Giants
L 12-9
72,975
12
11
November 21, 1976
at St. Louis Cardinals
W 16-10
49,833
13
12
November 28, 1976
Philadelphia Eagles
W 24-0
54,292
14
13
December 5, 1976
at New York Jets
W 37-16
46,638
15
14
December 12, 1976
at Dallas Cowboys
W 27-14
59,916

Questions and formulas:
Question: Who was the opponent of the game before week 11 on October 31, 1976?
Formula: LET(query1,LET(query1,FILTER(A1:E1,B1="october 31, 1976"),SUMMARIZE(CHOOSECOLS(query1,3),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)<11))
Formula2: LET(query1,LET(query1,FILTER(A2:E15,B2:B15="october 31, 1976"),SUMMARIZE(CHOOSECOLS(query1,3),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)<11))
Level: hard
Question: What is the highest attendance of the game on week 9?
Formula: MAX(FILTER(E1, A1=9))
Formula2: MAX(FILTER(E2:E15, A2:A15=9))
Level: easy