[ \frac{60 \, \text{г}}{60 \, \text{г} + 40 \, \text{г}} \times 100\% = \frac{60}{100} \times 100\% = 60\% ]
Ответ: 60%
[ \frac{60 \, \text{г}}{60 \, \text{г} + 40 \, \text{г}} \times 100\% = \frac{60}{100} \times 100\% = 60\% ]
Ответ: 60%