Table:
0
A
B
C
D
E
1
Order Year
Builder
Model
Length (ft.)
Engine/Transmission
2
1998
OBI
05.503
30
DDS 50 / Allison WB-400R6
3
1999
OBI
05.505
30
DDS 50 / Allison WB-400R6
4
2000
OBI
05.501
40
DDS 50 / Allison WB-400R6
5
2001
OBI
05.505
30
DDS 50 / Allison WB-400R6
6
2001-02
OBI
05.502
35
DDS 50 / Allison WB-400R6
7
2007
NFI
D40LFR
40
Cummins ISL / Allison B400R
8
2007
NFI
D35LFR
35
Cummins ISL / Allison B400R
9
2009
NFI
D40LFR
40
Cummins ISL / Allison B400R
10
2009
OBI
07.502 NG
30
Cummins ISL / Allison B400R
11
2010
NFI
D40LFR
40
Cummins ISL / Allison B400R
12
2011–2013
NFI
XD40/XD35
40/35
Cummins ISL9 / Allison B400R

Questions and formulas:
Question: What order year has a 30 Length (ft.) and 05.505 model?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(D1=30)*(C1=5.505)),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,(D2:D12=30)*(C2:C12=5.505)),1))
Level: medium
Question: What builder has a 2001-02 order year?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,A1="2001-02"),2))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,A2:A12="2001-02"),2))
Level: medium
Question: What is the order year of obi builder and 05.505 model that is 30 feet long?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:E1,(B1="obi")*(D1=30)*(C1=5.505)),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:E12,(B2:B12="obi")*(D2:D12=30)*(C2:C12=5.505)),1))
Level: medium