Table:
0
A
B
C
D
E
F
1
Platform
Frequency (per hour)
Destination
Service Pattern
Operator
Line
2
1
4
Highbury & Islington
All stations via Shoreditch High Street
London Overground
East London
3
1
4
Dalston Junction
All stations via Shoreditch High Street
London Overground
East London
4
1
4
London Bridge
All stations
Southern
Metro
5
2
4
Crystal Palace
All Stations
London Overground
East London
6
2
4
West Croydon
All stations
London Overground
East London
7
2
2
London Victoria (Mon-Sat)
All stations via Clapham Junction
Southern
Metro
8
2
2
Caterham (Mon-Sat)
All stations via East Croydon
Southern
Metro
9
2
2
West Croydon (Peaks & Sun only)
Sydenham then fast to Norwood Junction
Southern
Metro

Questions and formulas:
Question: Where is the service pattern sydenham then fast to norwood junction?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1="Sydenham then fast to Norwood Junction"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F9,D2:D9="Sydenham then fast to Norwood Junction"),3))
Level: medium
Question: How many platforms have a southern opertator and the pattern is all stations via clapham junction?
Formula: SUM(FILTER(A1, (E1="Southern")*(D1="All stations via Clapham Junction")))
Formula2: SUM(FILTER(A2:A9, (E2:E9="Southern")*(D2:D9="All stations via Clapham Junction")))
Level: easy
Question: When London Bridge is the destination, what is the frequency?
Formula: SUMIFS(B1,C1,"London Bridge")
Formula2: SUMIFS(B2:B9,C2:C9,"London Bridge")
Level: easy
Question: When London Bridge is the destination, how many lines are there?
Formula: ROWS(UNIQUE(FILTER(F1, C1="London Bridge")))
Formula2: ROWS(UNIQUE(FILTER(F2:F9, C2:C9="London Bridge")))
Level: medium
Question: When the service pattern is sydenham then fast to norwood junction, what is the destination?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1="Sydenham then fast to Norwood Junction"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F9,D2:D9="Sydenham then fast to Norwood Junction"),3))
Level: medium