5 thoughts on “How to do this question!”

  1. Ten teachers in the third grade lead the students of five classes, Chen's father, to visit the patriotic education base. On average, there are 45 students in each midnight.

  2. Mom wants to buy a small fried chicken of 980 yuan online and take a monthly repayment. The first time the mother paid 380 yuan, the remaining money was 150 yuan per month. Is it over?

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