Table:
0
A
B
C
D
E
F
G
1
Ship name
Year
Length
Width
Passengers
Vessels
Speed
2
Mytilene
1973
138,3 m
22,4 m
1.730
225
20
3
European Express
1974
159,5 m
21,5 m
1.000
350
23
4
Ionian Sky
1974
164 m
24 m
1.090
600
22
5
Theofilos
1975
149,4 m
23,5 m
1.660
433
18
6
Taxiarchis
1976
135,8 m
20,6 m
591
392
18
7
Aqua Jewel
2002
108 m
16,6 m
1.675
175
18,5
8
Aqua Maria
1975
101,3 m
18 m
592
230
17
9
Aqua Spirit
2000
75 m
15 m
400
60
17

Questions and formulas:
Question: What is the average speed for ships before 1974 with over 1.73 passengers?
Formula: AVERAGE(FILTER(G1, (B1<1974)*(E1>1.73)))
Formula2: AVERAGE(FILTER(G2:G9, (B2:B9<1974)*(E2:E9>1.73)))
Level: easy
Question: How many vessels are named aqua jewel?
Formula: SUMIFS(F1,A1,"aqua jewel")
Formula2: SUMIFS(F2:F9,A2:A9,"aqua jewel")
Level: easy