Table:
0
A
B
C
D
E
1
Mother Tongue
Population (2006)
Percentage (2006)
Population (2011)
Percentage (2011)
2
English
525
55%
445
48.37%
3
French
345
36%
320
34.78%
4
German
30
3.2%
20
2.17%
5
Arabic
15
1.6%
10
1.08%
6
Polish
10
1.1%
10
1.08%

Questions and formulas:
Question: How many percentages (2006) are there for the population whose mother tongue is French?
Formula: ROWS(UNIQUE(FILTER(C1, A1="French")))
Formula2: ROWS(UNIQUE(FILTER(C2:C6, A2:A6="French")))
Level: medium
Question: What was the minimum population in 2011?
Formula: MIN(D1)
Formula2: MIN(D2:D6)
Level: easy
Question: What was the percentage in 2006 whose natives is Polish?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="Polish"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E6,A2:A6="Polish"),3))
Level: medium