Table:
0
A
B
C
D
E
F
G
H
I
1
School
Location
Enrolment
Founded
Denomination
Day/Boarding
School Colours
Abbreviation
In competition since
2
All Hallows' School
Brisbane
1300
1861
Catholic
Day
Light Blue & White
AHS
1990
3
Brisbane Girls' Grammar School
Spring Hill
1150
1875
Non-Denominational
Day
Royal Blue
BGGS
1991
4
Brisbane State High School
South Brisbane
2200
1921
Non-Denominational
Day
Sangria & Navy Blue
BSHS
1990
5
Lourdes Hill College
Hawthorne
850
1916
Catholic
Day & Boarding
Silver, Purple & White
LHC
2000
6
St Aidan's Anglican Girls' School
Corinda
800
1929
Anglican
Day
Navy Blue, White & Brown
STA
1990
7
St Hilda's School
Southport
750
1912
Anglican
Day & Boarding
Red, Yellow & Blue
STH
1990
8
St Margaret's Anglican Girls' School
Ascot
900
1895
Anglican
Day & Boarding
Navy Blue, White & Brown
STM
1990
9
St Peter's Lutheran College
Indooroopilly
2000
1945
Lutheran
Day & Boarding
Maroon & White
SPLC
1990
10
Stuartholme School
Toowong
700
1920
Catholic
Day & Boarding
Red, Gold & Blue
STU
1991

Questions and formulas:
Question: How many schools have an enrollment of 850?
Formula: SUM(FILTER(D1, C1=850))
Formula2: SUM(FILTER(D2:D10, C2:C10=850))
Level: easy
Question: What is the location of the school named Brisbane Girls' Grammar School?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:I1,A1="Brisbane Girls' Grammar School"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:I10,A2:A10="Brisbane Girls' Grammar School"),2))
Level: medium
Question: How many schools are located in South Brisbane?
Formula: ROWS(UNIQUE(FILTER(A1, B1="South Brisbane")))
Formula2: ROWS(UNIQUE(FILTER(A2:A10, B2:B10="South Brisbane")))
Level: medium
Question: When was SPLC founded?
Formula: SUMIFS(D1,H1,"SPLC")
Formula2: SUMIFS(D2:D10,H2:H10,"SPLC")
Level: easy
Question: What is the enrollment of STM which has been in competition since 1990?
Formula: SUM(FILTER(C1, (I1=1990)*(H1="STM")))
Formula2: SUM(FILTER(C2:C10, (I2:I10=1990)*(H2:H10="STM")))
Level: easy