Question

выполните деление а)3/7:1/49 б) 7/12:5/6 в)5/7:9/49 г)84/121:63/110

Answer 1

3/7:1/49=3/7*49/1=3/1*7/1=3*7=21
7/12:5/6=7/12*6/5=7/2*1/5=7/10
5/7:9/49=5/7*49/9=5/1*7/9=35/9= 3 8/9
84/121:63/110=84/121*110/63=4/11*10/3=40/33=1 7 /33