Respuesta :

katlego10

Answer:

1.2/5÷3 1/10=

2/5÷31/10=

2/5×10/31=

20/155=

4/31

2.4 1/3÷4/7=

13/1÷4/7=

13/1×7/4=

91/4 then simplify it

3. 3 1/6÷9/10=

18/6÷9/10=

18/6×10/9=

180/54 then simplify it

4.5/8÷2 7/12=

5/8÷31/12=

5/8×12/31=

60/248=

15/62

Am done please mark me the brainliest and give me more points