Tolongg oy tolong donggg ampe no 12

no. 10
7,5=750/100
=750÷50=15
100÷50=2
=15/2
Jadi jawabannya
A.15/2

8) 14/5 : 7/25 = 14/5 × 25/7 = 350/35 = 10

9) 25/2 + 23/4 + 53/6 = 150+69+106/12 = 325/12 = 25 25/12

10) 75/10 = 15/2

11) L = p × l
= 41/2 × 15,2
= 41/2 × 152/10
= 6.232/20
= 311,6 m²