Table:
0
A
B
C
D
E
F
1
Year
West Manila
East Manila
Consumer Price Index (2005=100)
West Manila as a share of 1996 real tariff
East Manila as a share of 1996 real tariff
2
1996
8.6
8.6
60.6
100%
100%
3
1997
5.0
2.3
64
55%
25%
4
2000
6.5
4.5
77
59%
41%
5
2002
20
14.5
84.8
166%
204%
6
2004
30
18
92.9
228%
137%
7
2008
32
27
119.4
189%
159%

Questions and formulas:
Question: What was the year when West Manila has a tariff increase of 6.5?
Formula: LET(query1,SUMMARIZE(A1,SUMX(B1)),FILTER(query1,CHOOSECOLS(query1,2)=6.5))
Formula2: LET(query1,SUMMARIZE(A2:A7,SUMX(B2:B7)),FILTER(query1,CHOOSECOLS(query1,2)=6.5))
Level: hard
Question: What was East Manila's share of 1996 real tariff when its Consumer Price Index is 119.4?
Formula: LET(query1,SUMMARIZE(F1,SUMX(D1)),FILTER(query1,CHOOSECOLS(query1,2)=119.4))
Formula2: LET(query1,SUMMARIZE(F2:F7,SUMX(D2:D7)),FILTER(query1,CHOOSECOLS(query1,2)=119.4))
Level: hard
Question: What was West Manila's tariff increase when its CPI is 60.6?
Formula: SUM(FILTER(B1, D1=60.6))
Formula2: SUM(FILTER(B2:B7, D2:D7=60.6))
Level: easy
Question: What was West Manila's tariff increase when its CPI is 119.4?
Formula: SUM(FILTER(B1, D1=119.4))
Formula2: SUM(FILTER(B2:B7, D2:D7=119.4))
Level: easy
Question: What was the CPI of West Manila when its share of 1996 real tariff is 189%?
Formula: SUMIFS(D1,E1,"189%")
Formula2: SUMIFS(D2:D7,E2:E7,"189%")
Level: easy
Question: What was West Manila's share of 1996 real tariff when it CPI was 92.9?
Formula: LET(query1,SUMMARIZE(E1,SUMX(D1)),FILTER(query1,CHOOSECOLS(query1,2)=92.9))
Formula2: LET(query1,SUMMARIZE(E2:E7,SUMX(D2:D7)),FILTER(query1,CHOOSECOLS(query1,2)=92.9))
Level: hard