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- GLBB
Vo = 54 km/jam = 15 m/s
Vt = 18 km/jam = 5 m/s
t = 16 s
Percepatan
Vt = Vo + a t
5 = 15 + a · 16·
a = - 10/16 = - ⁵/₈ m/s²
Jarak sampai detik ke 5
S = Vo t + ¹/₂ a t²
= 15 · 5 + ¹/₂ · (- ⁵/₈) · 4²
= 67³/₁₆ = 67,1875 m ← jwb