Answers to supplementary exercises in mathematics in the second volume of the sixth grade - Training Enrollment Network

Answers to supplementary exercises in mathematics in the second volume of the sixth grade

1.

3 * 40 =120km

120÷50=2.4 (hours)

We can arrive in 2.4 hours.

2.

500+400=900 meters

3600÷900=4 (days)

Four days to complete the task.

3.

9-3=6 kilometers

6*2.4+8=22.4 (Yuan)

A: They should pay the fare of 22.4 yuan.

4.

4* 120+2*80=640 (person)

640*( 1-30%)=448 (person)

448*3= 1344 (person)

1344 people < 1500 people

A: The design of the theater door does not meet the requirements.

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