jaws 4

646 2008-06-24 16:59:34 3030.
Jaws 1975.
20052026 douban.com, all rights reserved ...
17 peeman 2017-07-07 13:38:34 jaws5
55/119 / >
Jaws 221978 j .
50 .
,
.
GrootRocket Raccoon.

646 2008-06-24 16:59:34 3030.
Jaws 1975.
20052026 douban.com, all rights reserved ...
17 peeman 2017-07-07 13:38:34 jaws5
55/119 / >
Jaws 221978 j .
50 .
,
.
GrootRocket Raccoon.
Distance 2: 100 miles at 40 mph
Time for distance 2: 100 / 40 = 2.5 hours
Total distance: 150 + 100 = 250 miles
Total time: 3 + 2.5 = 5.5 hours
Average speed: Total distance / Total time = 250 / 5.5 â 45.45 mph
#### 45.45
Let width = w meters
Then, length = 3w meters
Perimeter: 2(length + width) = 64 meters
2(4w) = 64