Table:
0
A
B
C
D
E
F
1
Year
Theme
Artist
Mintage
Issue price
Special notes
2
2006
Montreal Canadiens
N/A
N/A
24.95
From Montreal Canadiens Gift Set
3
2006
Ottawa Senators
N/A
N/A
24.95
From Ottawa Senators Gift Set
4
2006
Toronto Maple Leafs
N/A
N/A
24.95
From Toronto Maple Leafs Gift Set
5
2007
Calgary Flames
N/A
832
24.95
From Calgary Flames Gift Set
6
2007
Edmonton Oilers
N/A
2213
24.95
From Edmonton Oilers Gift Set
7
2007
Montreal Canadiens
N/A
2952
24.95
From Montreal Canadiens Gift Set
8
2007
Ottawa Senators
N/A
1634
24.95
From Ottawa Senators Gift Set
9
2007
Toronto Maple Leafs
N/A
3527
24.95
From Toronto Maple Leafs Gift Set
10
2007
Vancouver Canucks
N/A
1264
24.95
From Vancouver Canucks Gift Set

Questions and formulas:
Question: What is the average issue price with from Toronto maple leafs gift set, and a Mintage of 3527?
Formula: AVERAGE(FILTER(E1, (F1="from toronto maple leafs gift set")*(D1=3527)))
Formula2: AVERAGE(FILTER(E2:E10, (F2:F10="from toronto maple leafs gift set")*(D2:D10=3527)))
Level: easy
Question: What theme has a mintage of 3527?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1=3527),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F10,D2:D10=3527),2))
Level: medium
Question: When was a mintage of 1264 with more than 24.95 issued?
Formula: LET(query1,LET(query1,FILTER(A1:F1,D1=1264),SUMMARIZE(CHOOSECOLS(query1,1),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)>24.95))
Formula2: LET(query1,LET(query1,FILTER(A2:F10,D2:D10=1264),SUMMARIZE(CHOOSECOLS(query1,1),SUMX(CHOOSECOLS(query1,5)))),FILTER(query1,CHOOSECOLS(query1,2)>24.95))
Level: hard