Table:
0
A
B
C
D
E
1
Episode no.
Airdate
Viewers
BBC Three weekly ranking
Cable rank
2
1
25 March 2010
862000
3
13
3
2
1 April 2010
1067000
4
11
4
3
8 April 2010
1115000
1
2
5
4
15 April 2010
1021000
2
8
6
5
22 April 2010
910000
4
17
7
6
29 April 2010
885000
5
12
8
7
6 May 2010
569000
N/A
N/A

Questions and formulas:
Question: How many items are listed under viewers column when the bbd three weekly ranking was 1?
Formula: SUMIFS(C1,D1,"1")
Formula2: SUMIFS(C2:C8,D2:D8,"1")
Level: easy
Question: What episode number had a cable ranking of 8?
Formula: SUM(FILTER(A1, E1=8))
Formula2: SUM(FILTER(A2:A8, E2:E8=8))
Level: easy
Question: What date did the episode air that had n/a for it's bbc three weekly ranking?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,D1="N/A"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,D2:D8="N/A"),2))
Level: medium
Question: What date did the episode air that had a ranking of 17 for cable?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,E1=17),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E8,E2:E8=17),2))
Level: medium