Jawabanmu

2014-08-24T16:57:46+07:00
Caranya 2,0 dibawa ke mm= 2,0 cm x 10 mm= 20 mm
20 mm dibagi 400 halaman= 0,05 mm tiap lembar
2 4 2
2014-08-24T17:00:28+07:00
2 cm x 10 =20 mm
20 mm : 400 hal=0,05 mm/lembr