Пошаговое объяснение:
1) 35 : 5% = 35 : 5/100 = 35 : 1/20 = 35 * 20 = 700
2) 40% * 7 = 7 * 2/5 = 2.8
3) 100 : 200 * 100 = 50
4) 60 : 12% = 60 : 12/100 = 60 : 3/25 = 60 * 25/3 = 500
5) 15% * 75 = 15/100 * 75 = 3/20 * 75 = 11 1/4 = 11.25
6) 3 : 15 * 100 = 20%
Пошаговое объяснение:
1) 35 : 5% = 35 : 5/100 = 35 : 1/20 = 35 * 20 = 700
2) 40% * 7 = 7 * 2/5 = 2.8
3) 100 : 200 * 100 = 50
4) 60 : 12% = 60 : 12/100 = 60 : 3/25 = 60 * 25/3 = 500
5) 15% * 75 = 15/100 * 75 = 3/20 * 75 = 11 1/4 = 11.25
6) 3 : 15 * 100 = 20%