6м+4р……………………………………………………
1) (5/12+1/8):3/8=
5/12+1/8=10/24+3/24=13/24
13/24:3/8=13/24*8/3=13/9=1 4/9
2) 5/12+1/8:3/8=
1/8:3/8=1/8*8/3=1/3
5/12+1/3=5/12+4/12=9/12=3/4
..61408|_8_
-56 ......|7676
______
...54
..-48
_____
....60
...-56
____
......48
.....-48
____
......0
149,6:(1,36+1,6у)=112,5-12,5
1,36+1,6у=149,6:100
1,6у=1,496-1,36
у=0,136:1,6
у=0,085≈0,1