Table:
0
A
B
C
D
E
F
G
H
1
Model
Introduction
Discontinued
CPU Speed
Print resolution (DPI) Resolution is given in dots per inch (DPI)
Print speed (PPM)
Standard memory
Maximum memory
2
4000
November 1997
May 1999
100MHz
1200
17
4 MB
100 MB
3
4050
May 1999
November 2001
133MHz
1200
17
8 MB
192 MB
4
4100
March 2001
February 2003
250MHz
1200
25
16 MB
256 MB
5
4200
November 2002
June/November 2005 1
300MHz
1200
35
48 MB
416 MB
6
4240
? - Please add details on this model
? - Discontinued
? - 460MHz
? - 1200
? - 40
? - 48 MB
? - 512 MB
7
4250
November 2002
June/November 2005 1
460MHz
1200
43
48 MB
512 MB
8
4300
December 2002
June 2005
350MHz
1200
45
64 MB
416 MB

Questions and formulas:
Question: What is the model number introduced May 1999?
Formula: SUMIFS(A1,B1,"May 1999")
Formula2: SUMIFS(A2:A8,B2:B8,"May 1999")
Level: easy
Question: What is the print resolution (FPI) for December 2002?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,B1="December 2002"),5))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H8,B2:B8="December 2002"),5))
Level: medium
Question: What is the maximum memory for the model discontinued in November 2001?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:H1,C1="November 2001"),8))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:H8,C2:C8="November 2001"),8))
Level: medium