Table:
0
A
B
C
D
E
1
Year
Entrant
Chassis
Engine
Points
2
1965
Ecurie Tomahawk
Lotus 20
Ford Straight-4
0
3
1967
Scuderia Scribante
Brabham BT11
Coventry Climax
0
4
1968
Scuderia Scribante
Brabham BT11
Repco
0
5
1970
Scuderia Scribante
Lotus 49C
Ford Cosworth DFV
0
6
1971
Brabham Racing Organisation
Brabham BT33
Ford Cosworth DFV
0
7
1971
Team Lotus
Lotus 72D
Ford Cosworth DFV
0
8
1972
Scuderia Scribante
Lotus 72D
Ford Cosworth DFV
0
9
1973
Scuderia Scribante
Lotus 72D
Ford Cosworth DFV
0
10
1974
Scuderia Scribante
McLaren M23
Ford Cosworth DFV
0
11
1975
Lucky Strike Racing
McLaren M23
Ford Cosworth DFV
0

Questions and formulas:
Question: Who is entered earlier than 1975 and has a Lotus 20 chassis?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(A1<1975)*(C1="lotus 20")),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,(A2:A11<1975)*(C2:C11="lotus 20")),2))
Level: medium
Question: Which engine has a Lotus 49c chassis?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="lotus 49c"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E11,C2:C11="lotus 49c"),4))
Level: medium
Question: What are the average points of Scuderia Scribante with a Brabham bt11 chassis before 1968?
Formula: AVERAGE(FILTER(E1, (B1="scuderia scribante")*(C1="brabham bt11")*(A1<1968)))
Formula2: AVERAGE(FILTER(E2:E11, (B2:B11="scuderia scribante")*(C2:C11="brabham bt11")*(A2:A11<1968)))
Level: easy
Question: How many points are there for a Mclaren m23 chassis later than 1972?
Formula: SUM(FILTER(E1, (A1>1972)*(C1="mclaren m23")))
Formula2: SUM(FILTER(E2:E11, (A2:A11>1972)*(C2:C11="mclaren m23")))
Level: easy