Table:
0
A
B
C
D
E
F
1
Year
Quantity
Manufacturer
Serial Number
TVR Numbers
GWR Numbers
2
1907
7
Manning Wardle
1698–1704
38, 43, 59, 67–69, 94
285, 287, 293–295, 420, 296
3
1908
7
Beyer, Peacock & Co.
5095–5101
39, 95, 97, 98, 101, 102, 104
286, 297–302
4
1908
7
Beyer, Peacock & Co.
5127–5133
6, 9, 48, 56, 58, 105, 111
280, 282, 289, 291, 292, 236, 314
5
1910
10
Beyer, Peacock & Co.
5384–5393
13, 49, 112–116, 118, 119, 121
409, 290, 315, 317–321, 324, 333
6
1910
10
Vulcan Foundry
2529–2538
1, 28, 8, 17, 35, 36, 46, 108–110
278, 279, 281, 283, 284, 414, 288, 310, 311, 313

Questions and formulas:
Question: What is the average Year that has a Quantity of 10, and a GWR Numbers of 409, 290, 315, 317–321, 324, 333?
Formula: AVERAGE(FILTER(A1, (B1=10)*(F1="409, 290, 315, 317–321, 324, 333")))
Formula2: AVERAGE(FILTER(A2:A6, (B2:B6=10)*(F2:F6="409, 290, 315, 317–321, 324, 333")))
Level: easy