答案是10/3
(1/2)除以1.2等于5/12;(1/3)除以0.8也等于5/12
0.6除以0.3等于2;8除以4也等于2;
1除以(1/5)等于5;(1/4)除以0.05也等于5;
(4/3)除以0.8等于(5/3);所以2*(5/3)=(10/3)
答案是10/3
(1/2)除以1.2等于5/12;(1/3)除以0.8也等于5/12
0.6除以0.3等于2;8除以4也等于2;
1除以(1/5)等于5;(1/4)除以0.05也等于5;
(4/3)除以0.8等于(5/3);所以2*(5/3)=(10/3)