Sixth grade, Volume II, Mathematics, Huanggang Small Champion, Page 23, Answer - Training Enrollment Network

Sixth grade, Volume II, Mathematics, Huanggang Small Champion, Page 23, Answer

1, (1) Because distance ÷ time = speed (certain), so.

(2) Xiaojun's 20-minute journey is about 4 kilometers, and the 20-kilometer journey is about 100 minutes.

2. 1 is proportional to 380.

3. 1. 160.240.320.400.4804360.5.5

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