<span>по моему так 600+(40:20)+8=610</span>
<span>AB=BC=CD=DE=EF = x</span>
<span>AD:DF</span>
<span>AD = AB+BC+CD = 3x, DF=DE+EF = 2x => AD:DF = 3x:2x = 3:2</span>
<span>AC:AF</span>
<span>AC = AB+BC = 2x, AF=AB+BC+CD+DE+EF = 5x => AC:AF = 2:5</span>
<span>BD:CE</span>
<span>BD = BC+CD = 2x, CE = CD+DE = 2x => BD:CE = 1:1</span>
<span>BF:BD </span>
<span>BF = BC+CD+DE+EF = 4x, BD = BC+CD = 2x => BF:BD = 4:2 = 2:1</span>
Х+дроб х-3÷6 <span>> 3
6+х+6</span>× на дроб х-з÷6 > 6×3
6 × х+х-3>6×3
6х+х-3>6×3
7х-3>6×3
7х-3<span>>18
7х</span><span>>18+3
7х</span><span>>21
х=21</span>÷7
х<span>>3</span>
1)48-16=32л.молока залишилось.2)32/8=4л.молока в каждой банке,
1)280:7=40 сторiнок (1ЧАСТЬ)
2)40*5=200 сторiнок