Tlg ya, pkai caraaaaaaaa

Perbandingan

2½ jam → 2⅔ m
½ jam → __?

perbandingan senilai
½ / 2½ = x / 2⅔
x = (½ / 2½) × 2⅔
x = 1/2 × 2/5 × 8/3
x = 8/15 m ← jwb