1.3/4:3,75=4х/150,2=4х/15
4х=0,2*154х=7,5х=1,875
1¾/3¾ = 4х/15
28/60 = 4х/15
4х = 28/60 *15
4х = 28/4 = 7
х = 7/4 = 1¾
1.3/4:3,75=4х/15
0,2=4х/15
4х=0,2*15
4х=7,5
х=1,875
1¾/3¾ = 4х/15
28/60 = 4х/15
4х = 28/60 *15
4х = 28/4 = 7
х = 7/4 = 1¾