Table:
0
A
B
C
D
E
F
G
H
I
1
Mission name
Lunar lander
Lunar landing date
Lunar blastoff date
Lunar landing site
Duration on lunar surface
Crew
Number of s EVA
Total EVA Time (HH:MM)
2
Apollo 11
Eagle
20 July 1969
21 July 1969
Sea of Tranquility
21:31
Neil Armstrong , Edwin "Buzz" Aldrin
1
2:31
3
Apollo 12
Intrepid
19 November 1969
21 November 1969
Ocean of Storms
1-day, 7:31
Charles "Pete" Conrad , Alan Bean
2
7:45
4
Apollo 14
Antares
5 February 1971
6 February 1971
Fra Mauro
1-day, 9:30
Alan B. Shepard , Edgar Mitchell
2
9:21
5
Apollo 15
Falcon
30 July 1971
3 August 1971
Hadley Rille
2 days, 18:55
David Scott , James Irwin
3
18:33
6
Apollo 16
Orion
21 April 1972
24 April 1972
Descartes Highlands
2 days, 23:02
John Young , Charles Duke
3
20:14
7
Apollo 17
Challenger
11 December 1972
14 December 1972
Taurus-Littrow
3 days, 2:59
Eugene Cernan , Harrison H. "Jack" Schmitt
3
22:04

Questions and formulas:
Question: Where was the landing site when the duration on the lunar surface was 21:31?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:I1,F1="21:31"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:I7,F2:F7="21:31"),5))
Level: medium
Question: Who were the crew for the Falcon?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:I1,B1="falcon"),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:I7,B2:B7="falcon"),7))
Level: medium
Question: What is the average number of EVA for the Orion?
Formula: AVERAGEIFS(H1,B1,"orion")
Formula2: AVERAGEIFS(H2:H7,B2:B7,"orion")
Level: easy