Table:
0
A
B
C
D
E
F
G
1
High School
Type
Established
Enrollment
Mascot
WIAA Classification
Notes
2
Henry Foss
comprehensive
1973
1298
Falcons
3A
Located in Central Tacoma
3
Lincoln
comprehensive
1913
1618
Abes
3A
Located in East Tacoma
4
Mount Tahoma
comprehensive
1961
1865
Thunderbirds
3A
Located in South Tacoma
5
Oakland Alternative
alternative
1988
106
Eagles
N/A
Located in Central Tacoma
6
Tacoma School of the Arts
magnet
2001
500
N/A
N/A
Located in downtown Tacoma

Questions and formulas:
Question: What is the lowest enrollment value out of the enrollment values I'd the schools with a 3A WIAA clarification? 
Formula: MINIFS(D1,F1,"3A")
Formula2: MINIFS(D2:D6,F2:F6,"3A")
Level: easy
Question: What is the WIAA classification of Oakland Alternative High School? 
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,A1="Oakland Alternative"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G6,A2:A6="Oakland Alternative"),6))
Level: medium
Question: When was Mount Tahoma established? 
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,A1="Mount Tahoma"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G6,A2:A6="Mount Tahoma"),3))
Level: medium
Question: What's the note about the school established in the year of 1973?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:G1,C1=1973),7))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:G6,C2:C6=1973),7))
Level: medium