Ответ:
1) 117*100=11700:180=65
2) 500:100=5=16:5=3,2
3) 150-120=30120-100%30 руб-х100*30=3000:120=25
4)150 - 120 = 30150 / 100 = 1,530 / 1,5 = 20
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Ответ:
1) 117*100=11700:180=65
2) 500:100=5=16:5=3,2
3) 150-120=30
120-100%
30 руб-х
100*30=3000:120=25
4)150 - 120 = 30
150 / 100 = 1,5
30 / 1,5 = 20