Table:
0
A
B
C
D
E
1
Rank
Lane
Name
Nationality
Time
2
1
5
Rebecca Soni
United States
1:07.07
3
2
4
Yuliya Yefimova
Russia
1:07.50
4
3
3
Sun Ye
China
1:07.72
5
4
6
Joline Höstman
Sweden
1:08.26
6
5
7
Chen Huijia
China
1:08.60
7
6
2
Jillian Tyler
Canada
1:09.00
8
7
8
Elise Matthysen
Belgium
1:09.00
9
8
1
Kirsty Balfour
Great Britain
1:09.23

Questions and formulas:
Question: What is the average rank of Elise Matthysen in lanes under 8?
Formula: AVERAGE(FILTER(A1, (C1="elise matthysen")*(B1<8)))
Formula2: AVERAGE(FILTER(A2:A9, (C2:C9="elise matthysen")*(B2:B9<8)))
Level: easy
Question: What is the time of Yuliya Yefimova?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,C1="yuliya yefimova"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E9,C2:C9="yuliya yefimova"),5))
Level: medium
Question: Who was from Great Britain in lanes under number 3?
Formula: LET(query1,LET(query1,FILTER(A1:E1,D1="great britain"),SUMMARIZE(CHOOSECOLS(query1,3),SUMX(CHOOSECOLS(query1,2)))),FILTER(query1,CHOOSECOLS(query1,2)<3))
Formula2: LET(query1,LET(query1,FILTER(A2:E9,D2:D9="great britain"),SUMMARIZE(CHOOSECOLS(query1,3),SUMX(CHOOSECOLS(query1,2)))),FILTER(query1,CHOOSECOLS(query1,2)<3))
Level: hard