60 - 100%
x - 90%
x=60•90/100=54
80 - 100%
x - 75%
x=80•75/100=60
90 - 100%
x - 50%
x=90•50/100=45
125 - 100%
x - 80%
125•80/100=100
60 - 100%
x - 90%
x=60•90/100=54
80 - 100%
x - 75%
x=80•75/100=60
90 - 100%
x - 50%
x=90•50/100=45
125 - 100%
x - 80%
125•80/100=100