Table:
0
A
B
C
D
E
F
1
Episode
First aired
Entrepreneur(s)
Company or product name
Money requested (£)
Investing Dragon(s)
2
Episode 1
4 January 2005
Charles Ejogo
Umbrolly
150,000
Duncan Bannatyne & Peter Jones
3
Episode 2
11 January 2005
Tracey Grailey
Grails Ltd
120,000
Doug Richard & Rachel Elnaugh
4
Episode 3
18 January 2005
Tracey Herrtage
Le Beanock
54,000
Rachel Elnaugh
5
Episode 3
18 January 2005
John and Phillip Petty
IV Cam
50,000
Peter Jones & Doug Richard
6
Episode 4
25 January 2005
Paul Thomas
Mycorrhizal Systems
75,000
Simon Woodroffe
7
Episode 5
1 February 2005
Elizabeth Galton
Elizabeth Galton Ltd
110,000
Duncan Bannatyne & Rachel Elnaugh
8
Episode 6
8 February 2005
Nik Rawcliff
Snowbone
75,000
Rachel Elnaugh
9
Episode 6
8 February 2005
Huw Gwyther
Wonderland (magazine)
175,000
Peter Jones

Questions and formulas:
Question: Who were the Investing Dragons in the episode that first aired on 18 January 2005 with the entrepreneur Tracey Herrtage?
Formula: FILTER(F1,(B1="18 january 2005")*(C1="tracey herrtage"))
Formula2: FILTER(F2:F9,(B2:B9="18 january 2005")*(C2:C9="tracey herrtage"))
Level: easy
Question: What is the average money requested in the episode first aired on 18 January 2005 by the company/product name IV Cam
Formula: AVERAGE(FILTER(E1,(B1="18 january 2005")*(D1="iv cam")))
Formula2: AVERAGE(FILTER(E2:E9,(B2:B9="18 january 2005")*(D2:D9="iv cam")))
Level: easy