Table:
0
A
B
C
D
E
F
1
Episode
Title
Directed by
Written by
Originalairdate
Viewing Figures (millions) Sourced by BARB ; includes ITV1 HD and ITV1 +1
2
1
"Case One (Part 1)"
John Strickland
Ben Court & Caroline Ip
30 January 2012
7.35
3
2
"Case One (Part 2)"
John Strickland
Ben Court & Caroline Ip
6 February 2012
6.88
4
3
"Case Two (Part 1)"
Richard Clark
Ben Court & Caroline Ip
13 February 2012
7.12
5
4
"Case Two (Part 2)"
Richard Clark
Ben Court & Caroline Ip
20 February 2012
6.95
6
5
"Case Three (Part 1)"
Jon East
Ben Court & Caroline Ip
27 February 2012
6.78

Questions and formulas:
Question: What is the episode number for "case two (part 1)"?
Formula: SUMIFS(A1,B1,"Case Two (Part 1)")
Formula2: SUMIFS(A2:A6,B2:B6,"Case Two (Part 1)")
Level: easy
Question: What is the original air date for the episode viewed by 7.12 million?
Formula: LET(query1,SUMMARIZE(E1,SUMX(F1)),FILTER(query1,CHOOSECOLS(query1,2)=7.12))
Formula2: LET(query1,SUMMARIZE(E2:E6,SUMX(F2:F6)),FILTER(query1,CHOOSECOLS(query1,2)=7.12))
Level: hard
Question: Who directed the episode viewed by 7.35 million?
Formula: LET(query1,SUMMARIZE(C1,SUMX(F1)),FILTER(query1,CHOOSECOLS(query1,2)=7.35))
Formula2: LET(query1,SUMMARIZE(C2:C6,SUMX(F2:F6)),FILTER(query1,CHOOSECOLS(query1,2)=7.35))
Level: hard