Table:
0
A
B
C
D
E
F
1
Round
Name
Circuit
Date
Winning driver
Winning car
2
1
International Gold Cup
Oulton Park
April 9
Tony Trimmer
Fittipaldi F8
3
2
Caribbean Airways Trophy 1
Brands Hatch
April 12
Jim Crawford
Ensign N180
4
3
Rivet Supply Trophy
Thruxton
May 31
Jim Crawford
Ensign N180
5
4
Donington Summer International
Donington Park
August 15
Jim Crawford
Ensign N180
6
5
Caribbean Airways Trophy 2
Brands Hatch
August 30
Joe Castellano
Ensign N180

Questions and formulas:
Question: What circuit had an ensign n180 as the winning car in round 5?
Formula: LET(query1,LET(query1,FILTER(A1:F1,F1="ensign n180"),SUMMARIZE(CHOOSECOLS(query1,3),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)=5))
Formula2: LET(query1,LET(query1,FILTER(A2:F6,F2:F6="ensign n180"),SUMMARIZE(CHOOSECOLS(query1,3),SUMX(CHOOSECOLS(query1,1)))),FILTER(query1,CHOOSECOLS(query1,2)=5))
Level: hard
Question: How many rounds total were there on may 31?
Formula: SUMIFS(A1,D1,"may 31")
Formula2: SUMIFS(A2:A6,D2:D6,"may 31")
Level: easy
Question: What was the average round for the oulton park circuit?
Formula: AVERAGEIFS(A1,C1,"oulton park")
Formula2: AVERAGEIFS(A2:A6,C2:C6,"oulton park")
Level: easy