Question

Помогите пожалуйста!!!!

Answer 1

a)
2/3 = 8/12
3/4 = 9/12
5/6 = 10/12
3/8 = (4,5)/12
9/12 = 9/12
б)
5/3 =  400/240
5/6 = 200/240
3/8 = 90/240
1/15 = 16/240
39/100 = (93,6)/240

Answer 2

Большое спасибо!!!