Table:
0
A
B
C
D
E
1
Rank
Summit
Country
Island
Col (m)
2
1
Mauna Kea
United States
Island of Hawaiʻi
0
3
2
Haleakalā
United States
Island of Maui
0
4
3
Mauna Loa
United States
Island of Hawaiʻi
2005
5
4
Puʻu Kukui
United States
Island of Maui
33
6
5
Kawaikini
United States
Island of Kauaʻi
0
7
6
Kamakou
United States
Island of Molokaʻi
0

Questions and formulas:
Question: What's the island with a summit of Haleakalā?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,B1="haleakalā"),4))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E7,B2:B7="haleakalā"),4))
Level: medium
Question: What's the lowest Col ranked less than 6 with an Island of Molokaʻi?
Formula: MIN(FILTER(E1, (D1="island of molokaʻi")*(A1<6)))
Formula2: MIN(FILTER(E2:E7, (D2:D7="island of molokaʻi")*(A2:A7<6)))
Level: easy
Question: What's the col (m) ranked more than 4 with a summit of Kawaikini?
Formula: SUM(FILTER(E1, (A1>4)*(B1="kawaikini")))
Formula2: SUM(FILTER(E2:E7, (A2:A7>4)*(B2:B7="kawaikini")))
Level: easy
Question: What's the rank when the col (m) is less than 33 and has a summit of Haleakalā?
Formula: SUM(FILTER(A1, (E1<33)*(B1="haleakalā")))
Formula2: SUM(FILTER(A2:A7, (E2:E7<33)*(B2:B7="haleakalā")))
Level: easy
Question: What's the summit when the rank is less than 2 and has a col (m) of 0?
Formula: LET(query1,SUMMARIZE(B1,SUMX(E1),SUMX(A1)),FILTER(query1,(CHOOSECOLS(query1,2)=0)*(CHOOSECOLS(query1,3)<2)))
Formula2: LET(query1,SUMMARIZE(B2:B7,SUMX(E2:E7),SUMX(A2:A7)),FILTER(query1,(CHOOSECOLS(query1,2)=0)*(CHOOSECOLS(query1,3)<2)))
Level: hard