Chicken and rabbit have 100 feet in total. If chicken is replaced by rabbit and rabbit is replaced by chicken, there are 92 feet in total? Is this kind of exchange of chicken and rabbit in the same cage within the scope of the primary school examination of Beijing Normal University Edition? Is it not in the examination syllabus? For example, does Dalian and Liaoning test this type of question

Chicken and rabbit have 100 feet in total. If chicken is replaced by rabbit and rabbit is replaced by chicken, there are 92 feet in total? Is this kind of exchange of chicken and rabbit in the same cage within the scope of the primary school examination of Beijing Normal University Edition? Is it not in the examination syllabus? For example, does Dalian and Liaoning test this type of question

This is the problem of chicken and rabbit in the same cage, which is within the scope of primary school learning, so it is the HKCEE. But generally only the basic test, a little more complex may be the HKCEE, so as long as you master the basic question types and methods and skills, there is no problem in doing this kind of questions. The answer is as follows: do not use the equation, think like this: (each rabbit, cut off 2 feet and put them on the chicken, it is quite