Table:
0
A
B
C
D
E
F
1
Borough
1970
1980
1990
2000
2006
2
Brooklyn
17.5
23.8
29.2
37.8
37.8
3
Queens
21.0
28.6
36.2
46.1
48.5
4
Manhattan
20.0
24.4
25.8
29.4
28.7
5
Bronx
15.6
18.4
22.8
29.0
31.8
6
Staten Island
9.0
9.8
11.8
16.4
20.9
7
Total
18.2
23.6
28.4
35.9
37.0

Questions and formulas:
Question: What was the percentage in 2006 that had less than 9% in 1970?
Formula: SUM(FILTER(F1, B1<9))
Formula2: SUM(FILTER(F2:F7, B2:B7<9))
Level: easy
Question: What was the percentage in 1980 that had less than 37.8% in 2006, more than 29.4% in 2000, and more than 18.2% in 1970?
Formula: SUM(FILTER(C1, (F1<37.8)*(E1>29.4)*(B1>18.2)))
Formula2: SUM(FILTER(C2:C7, (F2:F7<37.8)*(E2:E7>29.4)*(B2:B7>18.2)))
Level: easy
Question: What was the percentage in 1980 in Brooklyn?
Formula: SUMIFS(C1,A1,"brooklyn")
Formula2: SUMIFS(C2:C7,A2:A7,"brooklyn")
Level: easy