Jawabanmu

2014-06-18T20:15:31+07:00
V = s / t
t = s / v
t = 225 / 90
t = 2,5 jam

7.30 + 2,5 jam = 10.00
1 5 1
2014-06-18T20:16:41+07:00
 \frac{225km}{90km/jam} = 2,5 jam 

07.30 + 02.30 = 10.00
jadi A tiba dilokasi pukul 10.00