The fifth grade math problem "Painting the Wall" - Training Enrollment Network

The fifth grade math problem "Painting the Wall"

1, coating 72x0.6=43.2L is required without loss of * * *.

In the case of loss of one ninth, * * * needs coating 43.2/0.9=48L.

2. When painting for the second time, the required paint per square meter is two-thirds of that of the first time.

300x (2/3) = 200L

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