bantu lah kerjain nomor 8,9,10,11 pake cara plisss

8. 135\25 = 5 10\25 (a)
9. 0,75=75\100. 60%=60\100. 12\5=240\100. 7\8=87,5\100 (b)
10. 3\4x6\17=18\68=9\34(c)
11. 7\2x75\100=7\2x3\4
=21\8
=(B)2 5\8