tolong pake cara pliss

6) 33,6 : 12 = 336/10 : 12/1
= 336/10 x 1/12= 336/120 = 2 96/120=2 23/30
7) 10½ : 3=21/2 : 3/1 =21/2 x 1/3 =21/6=3 3/6= 3½
8.)(16/25 x 5/8): 8/50
=80/200 : 8/50
= 80/200 x 50/8
=4000/1600
= 2 800/1600
= 2½