Table:
0
A
B
C
D
E
F
G
H
I
J
1
#
Episode
Air Date
Timeslot (EST)
Season
Rating
Share
18–49
Viewers (m)
Rank (#)
2
1
" Last Days Of Summer "
October 5, 2007
Fri. 9:00PM
2007–2008
4.2
7
2.1
6.48
#68
3
2
" Bad Ideas "
October 12, 2007
Fri. 9:00PM
2007–2008
3.6
6
1.7
5.42
#75
4
3
" Are You Ready for Friday Night? "
October 19, 2007
Fri. 9:00PM
2007–2008
3.7
7
1.9
5.48
#75
5
4
" Backfire "
October 26, 2007
Fri. 9:00PM
2007–2008
3.9
7
2.0
5.88
#76
6
5
" Let's Get It On "
November 2, 2007
Fri. 9:00PM
2007–2008
3.6
6
1.8
5.45
n/a
7
6
" How Did I Get Here "
November 9, 2007
Fri. 9:00PM
2007–2008
3.7
6
1.9
5.60
#77
8
7
" Pantherama "
November 16, 2007
Fri. 9:00PM
2007–2008
3.9
7
2.1
5.96
#72
9
8
" Seeing Other People "
November 30, 2007
Fri. 9:00PM
2007–2008
3.8
7
1.7
5.66
#75
10
9
" The Confession "
December 7, 2007
Fri. 9:00PM
2007–2008
3.6
6
1.8
5.44
#72
11
10
" There Goes The Neighborhood "
January 4, 2008
Fri. 9:00PM
2007–2008
3.2
6
1.8
5.53
#59
12
11
" Jumping The Gun "
January 11, 2008
Fri. 9:00PM
2007–2008
3.7
6
1.9
5.76
#61
13
12
" Who Do You Think You Are? "
January 18, 2008
Fri. 9:00PM
2007–2008
3.5
6
1.8
5.36
#57
14
13
" Humble Pie "
January 25, 2008
Fri. 9:00PM
2007–2008
3.5
6
2.0
5.34
n/a
15
14
" Leave No One Behind "
February 1, 2008
Fri. 9:00PM
2007–2008
3.7
6
1.9
5.64
#48

Questions and formulas:
Question: What is the rank number that aired october 26, 2007?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:J1,C1="October 26, 2007"),10))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:J15,C2:C15="October 26, 2007"),10))
Level: medium
Question: What is the number of rank with the viewership of 5.96 million?
Formula: ROWS(UNIQUE(FILTER(J1, I1=5.96)))
Formula2: ROWS(UNIQUE(FILTER(J2:J15, I2:I15=5.96)))
Level: medium
Question: What is the viewership on november 9, 2007?
Formula: SUMIFS(I1,C1,"November 9, 2007")
Formula2: SUMIFS(I2:I15,C2:C15,"November 9, 2007")
Level: easy