1.
1) 3% - 12
100% - х х= 1200/3 = 400
2) 10% - 0,4
100% - x x= 40/10= 4
3) 60% - 42
100% - x x= 4200/60=70
2.
1) 100% - 3,2
35% - x x=112/100= 1,12
2) 100% - 180
62% - x x=11160/100= 111,6
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Answers & Comments
1.
1) 3% - 12
100% - х х= 1200/3 = 400
2) 10% - 0,4
100% - x x= 40/10= 4
3) 60% - 42
100% - x x= 4200/60=70
2.
1) 100% - 3,2
35% - x x=112/100= 1,12
2) 100% - 180
62% - x x=11160/100= 111,6