Table:
0
A
B
C
D
E
F
G
1
NBR number
Year
Original operator
Class
Wheel arrangement
Road number
Location
2
22880
1922
New Zealand Railways
A B
4-6-2
745
Stratford
3
23190
1925
New Zealand Railways
A B
4-6-2
832
Glenbrook Vintage Railway
4
24534
1939
New Zealand Railways
J
4-8-2
1211
Parnell
5
24557
1939
New Zealand Railways
J
4-8-2
1234
Glenbrook Vintage Railway
6
24559
1939
New Zealand Railways
J B
4-8-2
1236
Plimmerton
7
27104
1951
New Zealand Railways
J A
4-8-2
1275
Parnell
8
27368
1953
South African Railways
25NC
4-8-4
3508
Parnell

Questions and formulas:
Question: What is the highest NBR number that corresponds to the J class and the road number of 1211?
Formula: MAX(FILTER(A1,(D1="j")*(F1=1211)))
Formula2: MAX(FILTER(A2:A8,(D2:D8="j")*(F2:F8=1211)))
Level: easy
Question: How many road numbers are before 1922?
Formula: ROWS(FILTER(F1,B1<1922))
Formula2: ROWS(FILTER(F2:F8,B2:B8<1922))
Level: easy
Question: Which original operator is in the 25nc class?
Formula: FILTER(C1,D1="25nc")
Formula2: FILTER(C2:C8,D2:D8="25nc")
Level: easy
Question: Which class starts after 1939 and has a road number smaller than 3508?
Formula: FILTER(D1,(B1>1939)*(F1<3508))
Formula2: FILTER(D2:D8,(B2:B8>1939)*(F2:F8<3508))
Level: easy