Table:
text: 2008 Tour of Flanders
Course
Course
Number_ Name_ Kilometer Pavement Length_m Average_climb_
17 Kluisberg 99 asphalt 1250 53
16 Nokereberg 118 cobbles 375 59
15 Molenberg 157 cobbles/asphalt 463 7
14 Wolvenberg 167 asphalt 645 79
13 Oude Kwaremont 185 cobbles/asphalt 2200 4
12 Paterberg 189 cobbles 360 129
11 Koppenberg 195 cobbles 600 116
10 Steenbeekdries 200 cobbles 700 53
9 Taaienberg 203 cobbles 530 66
8 Berg Ter Stene 213 asphalt 1300 5
7 Leberg 216 cobbles 950 42
6 Berendries 222 asphalt 940 7
5 Valkenberg 227 asphalt 540 81
4 Tenbosse 233 asphalt 455 64
3 Eikenmolen 239 asphalt 610 59
2 Muur-Kapelmuur 249 cobbles 475 93

Question: How many were a length of 455 from the 2008 Tour of Flanders?

Question: What is the average gradient of Tenbosse in the Tour of Flanders 2008?

Question: How many have 233 kilometers for the 2008 Tour of Flanders?

Question: How many of the 2008 Tour of Flanders have a length of 375?