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Beijing normal university printing plate sixth grade mathematics exercise book page 25-26 answers
1. Dividend is directly proportional to quotient.

Area is proportional to height.

The number of instruments purchased is in direct proportion to the amount payable.

The distance traveled is out of proportion to the remaining distance.

2 ①, 4, 4, 2.4 and 6. Draw it yourself.

② 12/ 1.5=8

③ 12/3=4

④ Form a curve.

3. Point A indicates that the line is 80km.

Point B stands for 400km of the line.

Time and distance are inversely proportional.

45 * 80 = 360 km