Table:
0
A
B
C
D
E
F
1
Number
Builder
Built
Rebuilt
Name as rebuilt
Scrapped/Sold
2
33
York Rd
Cannot handle non-empty timestamp argument! 1902
Cannot handle non-empty timestamp argument! 1928
Binevanagh
Cannot handle non-empty timestamp argument! 1949
3
34
York Rd
Cannot handle non-empty timestamp argument! 1901
Cannot handle non-empty timestamp argument! 1928
Knocklayd
Cannot handle non-empty timestamp argument! 1950
4
58
York Rd
Cannot handle non-empty timestamp argument! 1907
Cannot handle non-empty timestamp argument! 1934
Lurigethan *
Cannot handle non-empty timestamp argument! 1954
5
62
York Rd
Cannot handle non-empty timestamp argument! 1903
Cannot handle non-empty timestamp argument! 1928
Slemish
Cannot handle non-empty timestamp argument! 1954
6
64
Derby
Cannot handle non-empty timestamp argument! 1905
Cannot handle non-empty timestamp argument! 1929
Trostan
Cannot handle non-empty timestamp argument! 1954
7
65
Derby
Cannot handle non-empty timestamp argument! 1905
Cannot handle non-empty timestamp argument! 1929
Knockagh
Cannot handle non-empty timestamp argument! 1950
8
66
Derby
Cannot handle non-empty timestamp argument! 1905
Cannot handle non-empty timestamp argument! 1930
Ben Madigan
Cannot handle non-empty timestamp argument! 1954
9
68
Derby
Cannot handle non-empty timestamp argument! 1908
Cannot handle non-empty timestamp argument! 1927
Slieve Gallion
Cannot handle non-empty timestamp argument! 1947

Questions and formulas:
Question: What was the built data for Knocklayd rebuild?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,E1="Knocklayd"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F9,E2:E9="Knocklayd"),3))
Level: medium
Question: How many times does the  rebuilt data contain cannot handle non-empty timestamp argument! 1929 and scrapped data contain cannot handle non-empty timestamp argument! 1954?
Formula: SUM(FILTER(A1, (D1="Cannot handle non-empty timestamp argument! 1929")*(F1="Cannot handle non-empty timestamp argument! 1954")))
Formula2: SUM(FILTER(A2:A9, (D2:D9="Cannot handle non-empty timestamp argument! 1929")*(F2:F9="Cannot handle non-empty timestamp argument! 1954")))
Level: easy
Question: What is the built data on the scrapped information that is cannot handle non-empty timestamp argument! 1947?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,F1="Cannot handle non-empty timestamp argument! 1947"),3))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F9,F2:F9="Cannot handle non-empty timestamp argument! 1947"),3))
Level: medium
Question: How many times was the rebuilt data cannot handle non-empty timestamp argument! 1934?
Formula: SUMIFS(A1,D1,"Cannot handle non-empty timestamp argument! 1934")
Formula2: SUMIFS(A2:A9,D2:D9,"Cannot handle non-empty timestamp argument! 1934")
Level: easy
Question: What is the built data for number 34?
Formula: LET(query1,SUMMARIZE(C1,SUMX(A1)),FILTER(query1,CHOOSECOLS(query1,2)=34))
Formula2: LET(query1,SUMMARIZE(C2:C9,SUMX(A2:A9)),FILTER(query1,CHOOSECOLS(query1,2)=34))
Level: hard
Question: What is the highest number listed?
Formula: MAX(A1)
Formula2: MAX(A2:A9)
Level: easy