Question

Номер 379.... срочно !!!!

Answer 1

1) 5/9 =15/27 = 25/40 =4072

2) 7/6 = 21/18 =35/30 = 49/42

3) 3/4 = 18/24 = 24/32 = 36/48

4) 2/3 = 10/15 = 14/21 = 18/27