(1) A kind of wheat contains 7 / 10 carbohydrate, 1 / 10 protein, and the rest is other substances. What is the proportion of other substances in this kind of wheat? There are 100 kg of this kind of wheat, which can extract () kg of protein (2) A bag of rice 30 kg, the first day to eat 4 / 5 kg, there are () kg. In January to eat 4 / 5 of this bag of rice, there are () kg Please teach me patiently! Please list every empty formula

1.1-7 / 10-1 / 10 = 1 / 5 100 * 1 / 10 = 10 (kg)
2.30-4 / 5 = 29 and 1 / 5 kg 30 (1-4 / 5) = 6 (kg)

1. On October 10, 2001, the Fourth Ministerial Conference of WTO deliberated and adopted the decision of China's accession to WTO
2. The mausoleum of Qin Shihuang is located in () province of China
3. Mount Tai is located in ()
Potala Palace consists of () palace and () palace
5. The construction of the great wall of our country began in () period, and finally completed the whole project in () period

1、WTO
2. Xi'an, Shaanxi
3. Shandong Province
4. Red house
5. Warring States and Ming Dynasty

It's hard. I'm in fourth grade

The number of pages read is 70% of the total