Toloong dijawab :) pelajaran kelas 6

8 jam.........maybe^_^

3. s= v.t
s = 45. 2,5
s = 112,5 km

4. t = s/v
t = 7,5/60
t = 1/8 jam

5. v = s/t
v = 20/2
v = 10km/jam


maaf klo salah